Gem module issues

Started having problems Mar 4, 2012 · Battery Drain - Fuse 15 GEM PATS module. Ford part number is #3C3214B205AA (according to the Feb 3, 2007 · 2001 Ranger Sever Electrical problem. 2000 F350 GEM MODULE. In an attempt to raise the window, I tried to figure out how to "jump" the motor without success. electrical issues like key buzzer sounding when key is removed, radio stays on when key is turned off. Oct 1, 2014 · GEM module test is useful while troubleshooting in your Ford Focus MK2 / C-Max. Here are three common symptoms of a bad gem module that can result in frequent crashes or errors: The gem module may not be compatible with your current version of Ruby or other dependencies, causing conflicts and crashes. I found a burnt 10 amp fuse for the GEM module and replaced it. Aug 17, 2023 · So I replaced the module because the battery light was on, and the code said low-voltage at the GEM. I found a guy who does not have the same number but tells me they replaced my number with a new Version. Some common methods of water damage include leaks around body panel gaps, cowl panels, and doors & windows. Well, last week the issues started up again. I ran into a problem where about a year ago my truck's auxiliary tools would continue to be powered on after my key was out of the ignition. Dec 12, 2007 #1. i've had it sence 85k miles, it now has180k miles. Forum Jump. I have a 1998 Expy EB with a battery drain issue. Also if you look at the red plug on the back of the GEM, this Aug 13, 2021 · Just showing how to change GEM module in 99 to 04 Mustangs If you happen to have issues with the windshield wipers going off by themselves weird - lights on Mar 9, 2017 · 1987 - 1996 F150 & Larger F-Series Trucks. Daytime Running Lamps. Jan 17, 2013 · 1997 - 2003 Ford F150 - GEM Module - Having electrical problems? Very likely to be your GEM module. I replaced the GEM Module with one from a 98 Explorer. To see testing that lead to this repair please click here. Feb 9, 2020 · 1997 - 2003 Ford F150 - GEM module and fuse box replacement on 2003 Ford F150, 4x2? - I’ve been having issues with my 2003 F150 XLT, 4. #1 · Jan 30, 2011. If the interior lights won't shut off, it needs to be scanned for codes the same way the Powertrain Control Module (PCM) would be, if you were having problems with the engine. I removed the GEM module and fuse holder and saw many corroded leads in fuse holder. my 98 ranger 4x4 - 4. Wipers don't work, power windows don't work, 4x4 doesn't work, fan sometimes won't shut off, and the brake/shift-lock isn't working. took the truck to the dealer to have the GEM replaced, it did not cure the issue. 2000 GT Mustang. It is responsible for functions such as windshield wipers, dome light control, remote keyless entry, and warning indicators. Jul 25, 2015 · h0trod Discussion starter. I have a F81B-14B205-GB this replacement is a F81B-14B205-EP. 00 +-) and $200. Apr 20, 2024 · A Gem Module is a computer component found in Ford vehicles that manages and controls the electronic devices within the car. 1. Other items to check are fusible link and relay to the GEM module. The GEM has been acting up for the last few months. The drivers door lock can give other issues also. Mar 30, 2011 · 3 posts · Joined 2011. The symptoms of a faulty GEM module can be confused with problems in other elements of the vehicle’s electrical system. Complete walk through with suggestions on making your swap a little easierEnjoy! Feb 19, 2023 · i have a 99 f250 with 425,000 its been a great truck for years but now its getting tired. the dealer or whoever is doing it downloads the info from yours or they get the updated software from the ford website for your vin number. 2000 f150 fx4, i have not noticed water leaking in from the windshield but this truck has been a pos since i bought it. The data bus wires are designated: Bus + …circuit # 914…. and is found on Pin 2 of the DLC Jul 16, 2023 · A bad gem module can be the culprit of these issues and can lead to a lot of headaches. You need to make the wiper into the “OFF” setting to continue the given steps. I have never done a GEM replacement, so, this is a learning/re-learning experience. #1. 3L with 112,000 miles. I have a 1999 Ford ranger XL 4x4 with 3. I'm told that if I purchase a new module I have to go to the dealer and have Nov 15, 2021 · Testing Input Signal Procedure. Nov 14, 2021 · Solving the ford GEM module problems will require a good knowledge of its system and early signs to identify the real reason. Sponsored by: Dec 4, 2009 · Sparky December 4, 2009 F150, Ford, GEM Module, Wipers. - - -. #1 · May 21, 2012. 7L Power Stroke Diesel - Gem module - Hey guys new to the forum. Jul 8, 2019 · Received 26 Likes on 18 Posts. All I have learned about the GEM is their Nov 12, 2022 · 1999 to 2016 Super Duty - Gem Issues with a 2000 7. After that, you should activate the given controls to do the test. They do not list any GEM circuit that controls engine starting. Super Duty/Heavy Duty. The other fasteners are on the face of the fuse panel. This diagnostic procedure will help you with finding errors in cruise control Jun 2, 2017 · What I don't understand is what is causing the overcharge condition to begin with. The first step is to remove the trim panel that covers the gap between the upper side of Feb 8, 2017 · 11-14-2004 05:52 PM. The same period of time intermittent problems with my drivers power window working slow both up and down. See number 1. no wipers, no heater no signal, marker or headlights. 04 and 0. Replaced it with one from a junkyard. Ford suspects a bad ECU or GEM module - they say it drives the alternator output but can't confirm if this will fix Aug 4, 2018 · ANYWAY, the GEM should plug & play if same part number and the key FOB remote should need DIY re-program when a new-used GEM is installed. I have a F81B-14B205-GB this replacement is a F81B by mvd » Sun Feb 06, 2011 8:27 pm. Typically in a car the GEM or BCM controls the power windows, power mirrors, air conditioning, immobilizer system, central locking, etc. When I disconnected the GEM module, the parasitic drain stopped, and, believe it or not, *everything* but my wipers worked. #1 · Mar 30, 2011. The GEM is near bullet-proof. I was told by the FORD dealer to just disconnect the neg battery terminal for 20-30 min. I removed the fuse panel and verified GEM Module [2003 Ford F-150] I've narrowed down my issues to my GEM Module getting wet. . 113 posts · Joined 2014. Only the driver window has this feature. The only thing that is close is the "ignition key warning switch". Feb 4, 2014 · 2000 F350 GEM problems/questions. 99 dash and dash harness. Hi, I just joined recently after researching for hours problems with my 97 Expl XLT 4 x 4, which sounds to be a GEM module issue. Oct 12, 2019 · The GEM itself isn't the only thing that can have a problem from the water intrusion issue, wires in power distribution box can corrode so check that each fuse position is getting power. Apr 24, 2018 · How to replace the Generic Electronic Module on the Ford F250. , then reconnect. Okay, so here's the story. ford-six Discussion starter. All of a sudden (about 2 weeks ago) the wipers, widows, fog & dome lights, and 4x4 stopped working. 3, and Ford is telling me that the part is on back order with an unknown release date. If I drive it every day, I don't have a problem, but if I leave it for a day, I'll need to boost it. i still have to wait about 15-30 seconds after the WTS light goes off to operate the windows. Feb 19, 2012 · The glass had a small rock crack, so insurance covered it no problem. This is a major problem and the first symptom of problems with the power relay. Apr 21, 2009 · April 21, 2018. Later in the day the electric brake motor was pulsing on & off as well as the brake light Mar 5, 2012 · Of course, disconnect the motor at the connector first. ON my '96 Ranger, 2. Oct 26, 2010 · The Gem Module is a relay that control the majority of the electrical functions. Oct 20, 2014 · Oct 20, 2014. Dec 6, 2005 · If requires laying on your back on the driver floor pan and reaching up behind the fuse panel to loosen the two connectors on the dash harness. 1999 to 2016 Super Duty. Removing the switch from the bezel allowed me to ultimately get the window "up" by wiggling the switch and gaining Sep 27, 2021 · Last. Left the new GEM in and sold used GEM on ebay. I am having problems with the Gem module on my 2000 F250 7. I know the GEM module is the problem ( windshield wipers cut out ) so I started hunting U Pull It yards and found three with my exact same number and made in the same year. 3L Power Stroke Diesel - 199 ford f250 superduty GEM Module Removal - Hey fellas I new at thjis so bear with me OK!!I have a 1999 ford f250 superduty v10,had alot of problems figuring out why my power window switch was working intermitently,tp make a long story short i finally found out its a loose wire The GEM (Generic Electronic Module) is a computer that controls many of the vehicle’s functions, and when it fails, it can cause all sorts of problems. yes, the keys will be programmed as part of the process. That way it will be able to do the test and give GEM module information properly. Maybe. Ok I have finally narrowed down my battery drain problems to fuse #39 5A GEM. HELP! 2001 f350 GEM or bcm problems, seeking advice. This can cause a number of issues with the electrical components in the vehicle. I was only able to get it to stay running once and was able to pull the Ignition Maxifuse in the Aug 17, 2016 · The fact that it isn't doing that either, does point to the GEM. On the passenger side, the current is reaching the switch as well, but the window goes down, not up. 3L Power Stroke Diesel - Generic Electronic Module (GEM) - I have narrowed my electrical problem down to the GEM it is being powered all the time for some reason even with the key out does anybody know what could be causing this. 00 to install. Windshield resealed. My dad's 01 Ranger 4X4 XLT has some wierd electrical problems. Feb 13, 2010 · 1999 - 2003 7. They are known for getting corroded and having major electrical issues such as what you have described. I looked for frayed/bare wires, but because of my limited multimeter, could not narrow it down. 3L Power Stroke Diesel - Gem module cross reference - Ok guys. 9% sure it's the GEM module (Fuse #39, some call it the multifunction switch). It's causing a 160 milliamps draw on my battery. The closest gem ID engineers number from Ford is EC3J 14B205AA. This can result in higher repair costs and longer downtime for the vehicle. The problem was that intermittently it would continue to run with the key removed and it was also killing the batteries overnight. my windows, wipers, done lights and 4wd started working May 30, 2020 · 1997 - 2003 Ford F150 - 4X4 problem caused by GEM module? - very recently my truck's instrument cluster has been taking around 30 seconds to turn on after the truck has been started, and occasionally it will turn off and back on when driving and show all the lights. Feb 15, 2000 · Received 7 Likes on 6 Posts. If it is, you shouldn't have to buy new though. i think i might have a bad gem module. it is not that easy as the internet says. i had a great mechanic check it out and he traced it to what he called the body control Oct 5, 2023 · 2 posts · Joined 2023. Feb 9, 2015 · 3. I replaced both, around $300. 3. It's easy enough to wire around the GEM module. Most of the time, these kinds of issues happen due to Generic Electronic Module faults. Okay, Easiest way to take it out is remove the whole fuse panel first, than unscrew it off the back when its out. Unfortunately I can't find where the C1046 connector is located on the chassis. Heated rear window. May 12, 2016 · Some common issues include the following: Water damage: Control Modules are loaded with electronic components and other sensitive parts; once it becomes wet, it can become inoperable. The GEM had different numbers, the last 2 letters from the Mar 3, 2013 · F. Knowing the common symptoms of a faulty GEM module is essential to diagnose the problem early on. my windows, wipers, done lights and 4wd started working Jan 27, 2012 · GEM Module Reprogramming. FYI - It has been about four years since my original post and haven't had any electrical problems since. MY blower motor would come on with no key in ignition,battery going dead fast, interior lights staying on, etc. 1999 - 2003 7. 5L truck, straight drive. Mar 23, 2014 · -Replaced Battery (and disconnected for over 10 minutes to reset GEM)-Replaced GEM-Replaced MSS 4wd Selector Switch-Replaced both Engage/Disengage Solenoids (they do have 12v and vacuum suction though they never send any suction to actuator)-Replaced Transfer Case Switch Motor Feb 21, 2010 · Re: GEM Module 97 F-150. And these are: Left/Right or turn signals. They do not cost $750. Lights randomly coming on Mar 20, 2023 · Disadvantages of General Electronic Module (GEM): Complexity: The GEM is a complex electronic module that requires specialized equipment and expertise to diagnose and repair. 686 posts · Joined 2002. 2. I did hear a very faint buzzing from the Feb 20, 2013 · Jun 9, 2016. I had a problem with my 05 F650 and I thought I'd share it if anyone had a similar issue. 04-15-2007 01:52 PM. Most of the time they have to be replaced and the winshield resealed. If you have a load on the GEM module while the car is off, you should first Dec 3, 2010 · Ford Truck Enthusiasts Forums. I've checked all the ground connections and they are clean and free of any corrosion or debris. You can ask a competent mechanic how to utilize specialist diagnostic equipment to diagnose the problem with the GEM module. This also seems to be a pretty common issue for Mustangs, at least the 2000. So, the drivers power window decided to stay in the down position one night. Sep 17, 2010 · The abreviation in the manual is SPDJB. Feb 7, 2012 · Eastmonsoon, I checked back through the wiring diagram for my 99. Jun 8, 2011 · Last year, I started having trouble with my lights turning on randomly, then the radio was acting weird, etc. About 3 months ago I started having problems with my power locks both key fob and door switch intermittingly locking/unlocking my doors. Jan 17, 2001 · The GEM controls the one-touch down window feature. May 15, 2002 · All I know is the GEM is the "Generic Electronic Module" and it controls the lights, locks, windows, everything electronic in the car that isn't directly engine related. Took it to a mechanic who said it was the GEM module and so I decided to order and install one myself. Cost: The GEM is an expensive component, and its replacement can be costly. terry_g Discussion starter. It appears to be a glorified fuse panel. Common Problems with Ford F150 Gem Module. i had the truck scanned with a new matco scanner, and the GEM did pop up. 1999 to 2016 Super Duty 1999 to 2016 Ford F250, F350, F450 and F550 Super Duty with diesel V8 and gas V8 and V10 engines. Since my window was in the UP position for years, a fair amount of oxidation on the regulator was causing the motor a lot of drag. 2001 f350 4 door longbed 4x4. For example, some sites say you have to have a replacement GEM module reprogrammed with Mar 7, 2008 · 175 posts · Joined 2005. 4. I haven't checked the dealer pricing but from what i hear its upwards of $400. I've had mine replaced twice in my 2002 Lariat at $800 each time. I had it replaced. Also, make sure you cover the pin once it is removed with some electrical tape to prevent it from shorting. So every 4-5 day it will die if I don't drive it or have it on a trickle etc. 8L mustang. prior to replacing the panel the wiers and dome lite stopped working ,i pulled the fuse for the gem and plugged it back in after plugging it back in the wipers and light worked. #1 · Jul 14, 2015. You gotta pull those 2 plugs out of the back of the fuse panel after you undo the bolts, there is a clip on the front of the of the fuse panel and 2 10 mill bolts May 21, 2012 · 7 posts · Joined 2012. They might have failed to ID the problem properly. 3 Powerstroke - I've been having some strange issues with my truck after I did a cab swap. on my driver's side, the current comes into the door, and the window goes up, but not down. Jan 30, 2011 · 5 posts · Joined 2010. Also checked for poor grounds and all is well. #1 · Mar 3, 2013. FYI, the GEM module has been added in different truck models by ford in 1994. The vehicle is a 2009 Escape, six cylinder. Sep 20, 2007 · 1997 - 2003 F150 - gem module? - 1998 f150 4x4 4. The most common symptoms of a failing GEM module are: Interior lights that flicker or won’t turn on at all. Wiper control issues; Power window issues; Dome light issues; Drained battery; Door ajar warning; These are just a few of the issues a bad GEM can cause in your vehicle. If your window problem really is caused by the GEM, the full GEM bypass is given below. Also, I think the dealership MIGHT be wrong. 3L they had replaced their gem and fixed some of these 4x4 and electrical problems. #1 · Oct 5, 2023. 6. I put my ammeter between the positive post and the positive cable and got a reading of about 800 mA. Problem seems like the fuse box or GEM module. i hear a hissing noise coming from the fuse box Feb 14, 2014 · Wiper run/park relay > C1046, Mach 460 connector > wiper motor OR to C1046 again > and on to the GEM, same GEM that controls the window stop. I noticed when I jumped it the blower fan was on even with the key in my hand. It's more like $200-$300 depending on options. If it runs, it does sound like GEM. Your intermittent starting issues are probably caused by something February 27, 2009. 6l 140k auto tranny, several times over the last few months I have had odd electrical problems. This problem would come and go and wouldnt shop up sometimes for weeks. 1 / 1. Dec 12, 2007 · 7,322 2. The part number behind the dash on my husband's truck is YL34-14B205-BA and is referred to as a GEM/4x4 shift control. I have a 2000 F-350 crew cab 7. Common problems Jun 22, 2010 · GEM module problems!! Hi! I have a 2001 F-150 XLT 4x4 and my electrical system went haywire during a recent spring storm! When I started reading posts from others who had the same problem, I realized it was a bad GEM! I just had the front window resealed and was told that it was leaking from the top corner on drivers side! Feb 26, 2008 · Once the rain stops, most of the problems went away. I believe the cuase to be the GEM module as my wipers, gauges, power windows, locks and seats do not work. The module is fed by a circuit coming out of the power distribution box in the engine compartment and I think it is located on the passenger side of the center console. Jun 5, 2022 · These include: 1. Upon further probing with a better multimeter, I Jun 1, 2007 · The two wires on this bus are twisted together to help resist radio interference. Mar 5, 2018 · it needs to be programmed with a scan tool with all the info from your truck. The Oct 22, 2005 · It controls interior lights, traction control, anti-theft, remote keyless entry, A/C controls. Sep 11, 2011 · 2001- FORD F250 F-250 GEM MODULE NO KEYLESS ENTRY. Need the entire control module with fuse panel. The GEM module can become faulty over time due to wear and tear. No local shops have the part for a 7. Everything started working again except. My troubleshooting efforts uncovered a about a 75 MA power off battery draw which goes away when I pull the 5a fuse in location 15. The module for my truck is discontinued COMMON PROBLEMS WITH A FAULTY GEM MODULE. I checked all the fuses and made sure the wireing as in tact and everything is clean and fuses are good. Maybe try earthing terminal 2 with the relay in place. I decided to replace my Gem. My MSOTF 4x4 has also stopped working, and the light Jul 14, 2015 · T. I lose auto four wheel drive every summer and every fall have to reset the GEM module. Oct 29, 2010 · My 1999 has GEM problems I caused by a leaky windshield a few years ago. The interior cab also does not come on and the exterior one flashes as Feb 2, 2012 · 2000 Mustang GEM module. 2001 f350 7. Jan 16, 2020 · The GEM module is going bad in the 1997 Ford F150. . 4 second) and then released with the ignition switch in RUN OR ACC, the driver window will automatically move to its full down position. All other windows worked normally. I *******ized 3 trucks to make the one I'm driving now. 3 Power Stroke that stopped cranking last weekend. Jun 26, 2020 · 1997 - 2003 Ford F150 - Gem module issues, but not a bad gem? - Hi everyone. This 1997 Ford F150 needs the GEM module changed due to multiple conditions. Many thanks liam. by joelnaumann » Thu Feb 25, 2010 12:09 am. 676 posts · Joined 2014. Problems: • When it’s raining (started just before Christmas): windshield Nov 1, 2023 · Step 1: Diagnosis. One-touch down driver’s side window. From what i've found form reading on other forums, it seems I'm having problems with my gem module. The other symptom of a bad Gem module is that the engine won’t start. The GEM or BCM communicates with other on-board Feb 27, 2019 · These trucks are known for water leaks, particularly a windshield leak, to get into the GEM and cause weird electrical behavior. Tom N Jun 2, 2008 · The Generic Electronic Module (GEM) is found on Ford vehicles and is basically a Body Control Computer. everything works but - now my o/d light comes on , speedometer stays at 25mph no matter how fast im going and the idle is not as good. This indicates that the car becomes completely dead and can not start. 0 engine. He has a 01 F250 and had the fan running with no key and window operating issues. There are a few other electronics which use the GEM which Jul 10, 2020 · 1997 - 2003 Ford F150 - Gem module issues, but not a bad gem? - Hi everyone. about 4 years ago the truck would not automatically lock the hubs, which are vacuum operated. So you have 12 volts at terminal 1 and terminal 5? Terminal 1 is the pos side of the coil and terminal 2 is the negative , from GEM. 6 V8, supercab, 4x2. We both think that the GEM has nothing to do with the problems. Usually the windshield leaks water and it drips onto the GEM/fusebox causing the problems you've described. 97 F150 Strange Electrical Problems Help! It sounds like you have water in the GEM and/or the fuse box. We had read numerous posts stating on the 2002 f250 4x4 7. 00 having the GEM module and fuse box replaced. The fan motor stayed on with the ignition off killing the bat. I looked at the diagrams and the connector pin outs for anything starter related. The GEM module is located at the rear of the interior fuse box. Lubricating the regulator quickly resolved the problem. the interior and pressure boot release won't work only works with key fob. I need a gem module. It certainly wouldn't hurt to unplug the batteryanytime you are poking around wires near an airbag it is a good idea. 1998 Ford Expedition (same as f150 for all appplicable parts) I have scoured the internet and forums but have not been able to find my specific problem (and it is rather specific). These trucks often experience issues with poor sealing windshields, leading to water leakage into the GEM module or fuse box. The alternator is tested good and the battery is brand new. I have a 2012 f350. Warning light aka “Light ON”. If you have access to a Ford scan tool you can access the module and check for diagnostic codes to determine that is the dirrection that you want to go. I have a 2002 F-150 4x4 with ESOF. I have a 2002 v6/3. Prior to replacing it rained alot. I have been having problems that I've narrowed down to a bad GEM module. A correct diagnosis is critical. Lack of power even when the key is inserted. #4 · Aug 5, 2015. The other morning I went out & the battery was dead. after replacing at the vehicle still runs, but the battery light is still on. This fuse seems to power the GEM module among other things. Apr 2, 2009 · 1999 - 2003 7. Power windows that stop working or work intermittently. This problem has been occurring for months. All started with a no start issue and gauge cluster warning lights staying on along with fuel and volt gauges reading without the keys being 1998 Ford f150 Dec 11, 2019 · I have a 2001 Ranger XL 2. PART NUMBERS IN STOCK: F81B-14B205-GA; THIS GEM MODULE FITS: 1999-2001 Ford F250 F350; Make sure to remove the negative terminal on Ford F150 Gem Module Problems can be repaired, but it is important to determine whether the issue lies with the faulty GEM module or the fuse box. The more I think about it, the more I think it is my GEM, since my door locks are screwy, my gauge cluster lights arent working, and the 4WD issues. It controls many of the following functions on most Ford vehicles: Warning chimes and warning lamps. Lots of info out there from various sources, some of it conflicts and other info is somewhat incomplete. Excursion - King of SUVs - Possible bad gem module question - Well I have got a 2000 Excursion with v10 that I've been having some electrical problems with lately. 1999 to 2016 Super Duty - Replacing GEM on 2003 F250 - Power windows and radio have an intermittent working problem. Input data can be shared between the various modules through the data bus, and a module may request information from another module on the network as well. Power windows, everything else manual. Maybe someone else can be a better help. I've replaced the battery and alternator again this past weekend and the same behavior is present. probably a faulty drivers door lock. 3 L 4-cyl manual, there was about a 5 A parasitic drain. 2003 cab. I have 98 F250 and I had fan running, radio on, instrument lights on and beeping all with no key in, which leads to dead battery. The symptoms came on suddenly but kept shifting. I have 99 F250 7. The engine won’t start. They told me the first time it had gotten wet. Check for signs of corrosion in the connectors and internally within the fuse block. 3 4x4 drivetrain and frame. 1997-2006 Expedition & Navigator - GEM module problems! - 60 days ago my 1999 expy was draining the battery. 3L Gem module. 3 Turbo Diesel, A new module is way to expensive so I am tring to find a used one. Oct 20, 2014 · GhostRider117. Hello, I am working on a 2001 Ford F-650 w/ a Cummins ISB in it. Sep 20, 2016 · 1997 - 2003 F150 - GEM Module Reprogramming. depends on the options the car has. Dec 3, 2015 · Problem fixed. Talked to Ford dealer and he said all they could do would be to replace the GEMquoted a very high price for module ($700. Someone brought me a 2011 Ford F-750 with some electrical issues. I had no power windows, no dome light and no 4x4. - I have a 2002 F-150 4x4 with ESOF. Also, sunroofs that have been left open! Oct 9, 2020 · GEM Module is bad (confirmed by licensed mechanic that specializes in Powerstrokes and Cummins). Diag Jan 30, 2011 · Having Gem Module problems On 2000 F250. i found that the fuse panel has corrosion on the terminals so i replaced it . The AC fan would still blow, dash lights would be on, and when the truck would be on the windshield wipers would not A General Electric Module (GEM) is a computer component in an Ford automobile that checks, regulates and operates electronic devices throughout the car. I'm thinking that all these problems are down to a bad gem module but would like some advice. I would think Ford would have protect the connections by now. PART NUMBERS IN STOCK: 1C3T-14B205-EC; THIS GEM MODULE FITS: 2001-2002 Ford F250 F350; 2001-2002 Ford Excursion COMMON PROBLEMS WITH A FAULTY GEM MODULE. Mar 17, 2009 · I had Gem module problem just like yours and didnt feel like buying a new one so I just wired the wires from the under hood part as stated above to by-pass the gem module and wired them to a reguar 3 way switch in cab if having another switch in the cab doesnt bother you it only costlike $2 for switch and whatever wireing. When you get a PCM communications trouble code on your IDS scan tool, start here. Jun 10, 2024 · The GEM module is a crucial component in the electrical system of your Ford truck, and a malfunctioning GEM module can lead to a range of issues. Reply Share. May 17, 2011 · I just spent $ 1371. The GEM module is usually on the driver side kick panel and has wiring harnesses plugged into it. Dec 19, 2012 · He said he could not test the gem/4x4 control module though. The4 remedy is to replace the fuse block, and fix the water leaks. I was told it was a water problem but every thing looks dry under the mats. Like the radio coming on by itself. I had a parasitic drain issue which continually drained/killed my battery overnight, which I traced down to a faulty GEM module. The GEM module is controlled by the vehicle’s computer and is programmed to operate the various electrical components in the vehicle. #1 · Mar 7, 2008. The instrument panel was dead there were. One of the most widely prevalent symptoms of a faulty GEM module is the power windows and locks not Jul 22, 2008 · 2000 F-350 7. I did not see a forum for module issues so I will post this here. After I replaced it, all of my problems went away and I thought 'problem solved'. After doing the research, it sure sounded like I had a problem with my GEM module. Had it towed to the mechanic, after 4 or 5 days of testing they determined the gem was bad. When the power switch for the driver window control is held down (between 0. The Gem Module also allows for diagnostics and repair of issues affecting the various modules Mar 2, 2010 · My dad and I had the same problem. When I pulled the GEM/PATS fuse (#15 under dash), the Sep 15, 2015 · Get some tips to help diagnose a failed module quickly and accurately. So I'm married to a mechanic and after lots of diagnostics, we're 99. 00, and the problems appear to have gone away. First and usually the power windows quit working and then start again a few hours or days later. My windshield was put in very sloppily at the factory. Problem is finding one. lb sb av cw bs kw kk cf ys zu