# \#2500 **URL:** https://community.cartalk.com/tag/2639-tag/2639.md [Latest](https://community.cartalk.com/latest.md) · [Categories](https://community.cartalk.com/categories.md) · [Tags](https://community.cartalk.com/tags.md) --- ## [Memory control module](https://community.cartalk.com/t/memory-control-module/200011)
**Author:** [@redneckred](https://community.cartalk.com/u/redneckred)\ **Replies:** 8\ **Last updated:** [April 29, 2025, 2:35am UTC](https://community.cartalk.com/t/memory-control-module/200011 "2025-04-29T02:35:06Z")
I am helping my brother in law replace the driver’s side seat memory control module, part # 15196668. I am seeing some talk on the web saying these have to be programmed to the vehicle. I am seeing some places on the w… --- ## [AC Problem silverado 2500](https://community.cartalk.com/t/ac-problem-silverado-2500/195198)
**Author:** [@redneckred](https://community.cartalk.com/u/redneckred)\ **Replies:** 8\ **Last updated:** [June 21, 2024, 2:32am UTC](https://community.cartalk.com/t/ac-problem-silverado-2500/195198 "2024-06-21T02:32:58Z")
I am working on a 2003 Silverado 2500HD Duramax for my brother-in-law. The AC hose from the compressor over to the evaporator sitting on top of the alternator blew a hole right at the joint of rubber/metal by the compre… --- ## [Driver seat wiring harness(es)](https://community.cartalk.com/t/driver-seat-wiring-harness-es/195168)
**Author:** [@redneckred](https://community.cartalk.com/u/redneckred)\ **Replies:** 5\ **Last updated:** [June 18, 2024, 12:16pm UTC](https://community.cartalk.com/t/driver-seat-wiring-harness-es/195168 "2024-06-18T12:16:06Z")
My brother-in-law asked me to help him out. He told me the wires on his electric seat burned up or melted. He told me the seat memory control module melted and the wires to the heaters burnt to. I looked under the sea… --- ## [Chevy truck 2019 2500 has acid smell](https://community.cartalk.com/t/chevy-truck-2019-2500-has-acid-smell/192401)
**Author:** [@sloppyeaterzrox](https://community.cartalk.com/u/sloppyeaterzrox)\ **Replies:** 7\ **Last updated:** [August 23, 2023, 9:07pm UTC](https://community.cartalk.com/t/chevy-truck-2019-2500-has-acid-smell/192401 "2023-08-23T21:07:01Z")
Ok so a couple weeks ago… seems like all of a sudden. When I first enter the car after it’s been off( doesn’t really matter how long). Upon getting it there is an acid smell that literally burns my eyes, nose, and throat… --- ## [1993 big block 454 7.4 l V8 intermittent screeching belts especially when started now a loss of power](https://community.cartalk.com/t/1993-big-block-454-7-4-l-v8-intermittent-screeching-belts-especially-when-started-now-a-loss-of-power/189074)
**Author:** [@Chkj887878](https://community.cartalk.com/u/Chkj887878)\ **Replies:** 7\ **Last updated:** [February 13, 2023, 3:41pm UTC](https://community.cartalk.com/t/1993-big-block-454-7-4-l-v8-intermittent-screeching-belts-especially-when-started-now-a-loss-of-power/189074 "2023-02-13T15:41:24Z")
Hi yall. You are my favorite group of people on earth. Hope I got an easy one. I have a 1993 big block 454 that has a belt squeal that went away and now I have really sluggish acceleration and it sounds like the R… --- ## [Stalling after tune up](https://community.cartalk.com/t/stalling-after-tune-up/183171)
**Author:** [@matthannafin\_180073](https://community.cartalk.com/u/matthannafin_180073)\ **Replies:** 13\ **Last updated:** [March 25, 2022, 12:57am UTC](https://community.cartalk.com/t/stalling-after-tune-up/183171 "2022-03-25T00:57:03Z")
Last week I brought my 1988 K2500 Silverado (5.7L, automatic) in for a tune up. It was idling rough, but otherwise fine. My local shop diagnosed weak spark, and replaced the distributor cap & rotor, spark plugs, plug w… --- ## [Tune up fail](https://community.cartalk.com/t/tune-up-fail/182045)
**Author:** [@badbearing](https://community.cartalk.com/u/badbearing)\ **Replies:** 5\ **Last updated:** [January 24, 2022, 6:52pm UTC](https://community.cartalk.com/t/tune-up-fail/182045 "2022-01-24T18:52:27Z")
1994 GMC SUBURBAN 2500 454 4X4 225000 Miles Plugs wires cap n rotor…NGK plugs. Gapped at about 40…best i could come up with is 35 gap … so i set them at 35…Its missing… Not running right. The only thing i can come up w… --- ## [Constant misfire on number 5 cylinder](https://community.cartalk.com/t/constant-misfire-on-number-5-cylinder/177315)
**Author:** [@scottadams650\_166242](https://community.cartalk.com/u/scottadams650_166242)\ **Replies:** 10\ **Last updated:** [June 9, 2021, 11:57pm UTC](https://community.cartalk.com/t/constant-misfire-on-number-5-cylinder/177315 "2021-06-09T23:57:21Z")
1993 chevy silverado 2500. 2wd automatic has a consistant mis fire on number 5 cylinder. Changed plug wires plugs etc… would the ecu be causing this to happen? --- ## [2005 Chevrolet 2500 speedometer acts like a tach](https://community.cartalk.com/t/2005-chevrolet-2500-speedometer-acts-like-a-tach/174552)
**Author:** [@dennistate](https://community.cartalk.com/u/dennistate)\ **Replies:** 0\ **Last updated:** [January 27, 2021, 10:47pm UTC](https://community.cartalk.com/t/2005-chevrolet-2500-speedometer-acts-like-a-tach/174552 "2021-01-27T22:47:29Z")
Speedometer acting like tachometer, runs up to 60 mph when the truck is in park and engine is going 2000 rpms, according to the tach. Have changed the speed sensor and tried a rebuilt instrument cluster. --- ## [2018 Chevrolet 2500 diesel smell in cab](https://community.cartalk.com/t/2018-chevrolet-2500-diesel-smell-in-cab/173912)
**Author:** [@RobertEMerritt](https://community.cartalk.com/u/RobertEMerritt)\ **Replies:** 1\ **Last updated:** [January 6, 2021, 2:28am UTC](https://community.cartalk.com/t/2018-chevrolet-2500-diesel-smell-in-cab/173912 "2021-01-06T02:28:32Z")
diesel smell in cab of truck very radom --- ## [Please Help! 98 Chevy intermittent stalling mystery](https://community.cartalk.com/t/please-help-98-chevy-intermittent-stalling-mystery/112154)
**Author:** [@Ben\_Whitaker](https://community.cartalk.com/u/Ben_Whitaker)\ **Replies:** 18\ **Last updated:** [January 4, 2021, 6:35pm UTC](https://community.cartalk.com/t/please-help-98-chevy-intermittent-stalling-mystery/112154 "2021-01-04T18:35:40Z")
Hi all- I have a 98 Chevy C2500 pickup (5.7L Vortec 350) that I am having a real frustrating time with. A few weeks ago, I noticed that very occasionally, after the vehicle was warm, I would see a sudden full RPM dip to … --- ## [1994 gmc 2500 abs](https://community.cartalk.com/t/1994-gmc-2500-abs/172969)
**Author:** [@RichardHardy](https://community.cartalk.com/u/RichardHardy)\ **Replies:** 6\ **Last updated:** [December 7, 2020, 6:01pm UTC](https://community.cartalk.com/t/1994-gmc-2500-abs/172969 "2020-12-07T18:01:07Z")
abs won’t work right --- ## [Ram shudders and pulls right](https://community.cartalk.com/t/ram-shudders-and-pulls-right/167811)
**Author:** [@Mailbent\_169397](https://community.cartalk.com/u/Mailbent_169397)\ **Replies:** 8\ **Last updated:** [July 25, 2020, 2:15pm UTC](https://community.cartalk.com/t/ram-shudders-and-pulls-right/167811 "2020-07-25T14:15:15Z")
Hello all, First post here and I made an account because I have a problem and I’m really at a loss. I’ve got a problem with my vehicle that no one can seem to figure out. It has been to 4 shops two of which were the d… --- ## [Truck bogging down](https://community.cartalk.com/t/truck-bogging-down/165954)
**Author:** [@redneckred](https://community.cartalk.com/u/redneckred)\ **Replies:** 7\ **Last updated:** [June 22, 2020, 8:36pm UTC](https://community.cartalk.com/t/truck-bogging-down/165954 "2020-06-22T20:36:19Z")
I am posting this for my brother-in-law, so my first hand knowledge of the information is limited. He has a 2003 Chevrolet 2500 with the 6.6L Diesel engine. He says the problem is when he takes off or “gets in it” the tr… --- ## [2017 RAM 2500 persistent steering issue](https://community.cartalk.com/t/2017-ram-2500-persistent-steering-issue/164921)
**Author:** [@Out\_aControl](https://community.cartalk.com/u/Out_aControl)\ **Replies:** 0\ **Last updated:** [May 27, 2020, 2:04pm UTC](https://community.cartalk.com/t/2017-ram-2500-persistent-steering-issue/164921 "2020-05-27T14:04:58Z")
I recently bought a lightly used (\< 25000 miles) 2017 2500 Cummings Laramie. When I test drove the truck I noticed a little bump steering, but thought an alignment would solve the problem, I bought the truck an immediate… --- ## [2015 Chevrolet 2500 - CEL and emissions warning](https://community.cartalk.com/t/2015-chevrolet-2500-cel-and-emissions-warning/162849)
**Author:** [@DouglasFairbanks](https://community.cartalk.com/u/DouglasFairbanks)\ **Replies:** 1\ **Last updated:** [April 14, 2020, 7:53pm UTC](https://community.cartalk.com/t/2015-chevrolet-2500-cel-and-emissions-warning/162849 "2020-04-14T19:53:35Z")
Engine light comes on and emissions warning comes on and a warning the truck will reduce speed after so many mileschevy --- ## [Forgot to add oil and started my car is it done for?](https://community.cartalk.com/t/forgot-to-add-oil-and-started-my-car-is-it-done-for/157493)
**Author:** [@Sam\_Kellerman](https://community.cartalk.com/u/Sam_Kellerman)\ **Replies:** 18\ **Last updated:** [January 30, 2020, 7:00am UTC](https://community.cartalk.com/t/forgot-to-add-oil-and-started-my-car-is-it-done-for/157493 "2020-01-30T07:00:31Z")
So I drained all my oil out of my car to do an oil change forgot to add oil and started my car I let it idle for 5 minutes and it shut off on its own. I added oil to it and let it sit for 10 minutes when I went to start … --- ## [2001 Chevrolet 2500 slows like it’s about to die](https://community.cartalk.com/t/2001-chevrolet-2500-slows-like-it-s-about-to-die/156629)
**Author:** [@MarilynCaldas](https://community.cartalk.com/u/MarilynCaldas)\ **Replies:** 0\ **Last updated:** [January 16, 2020, 5:40am UTC](https://community.cartalk.com/t/2001-chevrolet-2500-slows-like-it-s-about-to-die/156629 "2020-01-16T05:40:36Z")
Truck seems to slow down randomly like it’s trying to die and then just as randomly take off like a major burst of speed. The EGR valve. Fuel filter, and fuel pump have been replaced within the last 30 days but it contin… --- ## [2017 RAM 2500 persistent oil leak](https://community.cartalk.com/t/2017-ram-2500-persistent-oil-leak/154758)
**Author:** [@kip45](https://community.cartalk.com/u/kip45)\ **Replies:** 2\ **Last updated:** [December 16, 2019, 3:30am UTC](https://community.cartalk.com/t/2017-ram-2500-persistent-oil-leak/154758 "2019-12-16T03:30:59Z")
oil leaking from oil pan. took it in 3 times to the dealer . they said it was gasket problem. still drops oil, at wits end new truck should not leak. --- ## [Hypertech Engine Programmer](https://community.cartalk.com/t/hypertech-engine-programmer/62347)
**Author:** [@woodduck](https://community.cartalk.com/u/woodduck)\ **Replies:** 28\ **Last updated:** [August 4, 2019, 7:43pm UTC](https://community.cartalk.com/t/hypertech-engine-programmer/62347 "2019-08-04T19:43:59Z")
I own a 2010 Dodge Ram 2500 gas engine and am considering getting a Hypertech Engine Programmer. Would I see enough increase in gas mileage and performance to warrant the purchase? We do pull a camper in the summer time … --- ## [Recalibrating speedometer for 2016 Chevrolet 2500](https://community.cartalk.com/t/recalibrating-speedometer-for-2016-chevrolet-2500/124625)
**Author:** [@everettschwartz](https://community.cartalk.com/u/everettschwartz)\ **Replies:** 1\ **Last updated:** [September 9, 2018, 11:49am UTC](https://community.cartalk.com/t/recalibrating-speedometer-for-2016-chevrolet-2500/124625 "2018-09-09T11:49:04Z")
do i need to recalibrate my speedometer if i switched from 17” to 20” tires on 2016 2500 silverado --- ## [GMC truck stalling and idle issues](https://community.cartalk.com/t/gmc-truck-stalling-and-idle-issues/121866)
**Author:** [@Shinkers](https://community.cartalk.com/u/Shinkers)\ **Replies:** 9\ **Last updated:** [July 29, 2018, 3:34pm UTC](https://community.cartalk.com/t/gmc-truck-stalling-and-idle-issues/121866 "2018-07-29T15:34:57Z")
Hi, I have a 90 GMC Sierra K2500 5.7 that is giving me trouble. Initially, with the AC on, the truck would idle low and shake at a stop while in gear. I tried replacing the IAC, EGR valve, TPS, coolant temp sensor, and… --- ## [2016 RAM 2500 engine light](https://community.cartalk.com/t/2016-ram-2500-engine-light/117582)
**Author:** [@Ken53](https://community.cartalk.com/u/Ken53)\ **Replies:** 2\ **Last updated:** [May 19, 2018, 2:33pm UTC](https://community.cartalk.com/t/2016-ram-2500-engine-light/117582 "2018-05-19T14:33:48Z")
My engine light came on coming back from lunch and the truck said it was in 4th gear so when I went to take off real slow. backing up all the power no problem only on take off. the light is still on and when I take off i… --- ## [2014 RAM 2500 transmission and u joints](https://community.cartalk.com/t/2014-ram-2500-transmission-and-u-joints/116527)
**Author:** [@James10](https://community.cartalk.com/u/James10)\ **Replies:** 1\ **Last updated:** [April 30, 2018, 9:38pm UTC](https://community.cartalk.com/t/2014-ram-2500-transmission-and-u-joints/116527 "2018-04-30T21:38:05Z")
2014 6.4 liter-had camshaft and lifters replaced with 177800 on this engine, intake valves on #3 cylinder weren’t opening obviously, changed oil at regular intervals, didn’t replace plugs at 100000 miles did so when mult… --- ## [2004 Chevrolet 2500 periodically won't start](https://community.cartalk.com/t/2004-chevrolet-2500-periodically-wont-start/116289)
**Author:** [@Alex54](https://community.cartalk.com/u/Alex54)\ **Replies:** 1\ **Last updated:** [April 26, 2018, 12:45pm UTC](https://community.cartalk.com/t/2004-chevrolet-2500-periodically-wont-start/116289 "2018-04-26T12:45:06Z")
periodically maybe once a month the truck does not start. acts like battery is dead. (battery is new) no lights or dash or power locks etc. work. attach battery charger and truck starts. most times it starts ok. any… --- ## [ATF in motor oil](https://community.cartalk.com/t/atf-in-motor-oil/114534)
**Author:** [@James\_Jensen](https://community.cartalk.com/u/James_Jensen)\ **Replies:** 13\ **Last updated:** [March 28, 2018, 2:05pm UTC](https://community.cartalk.com/t/atf-in-motor-oil/114534 "2018-03-28T14:05:00Z")
Accidentally added about 4 tblsp to my motor oil , and I’m concerned if I should be able to run it or to have it sit till oil change --- ## [Directional turns wipers on, 98 Ram](https://community.cartalk.com/t/directional-turns-wipers-on-98-ram/36754)
**Author:** [@Dalusk](https://community.cartalk.com/u/Dalusk)\ **Replies:** 12\ **Last updated:** [March 18, 2018, 12:42am UTC](https://community.cartalk.com/t/directional-turns-wipers-on-98-ram/36754 "2018-03-18T00:42:12Z")
When I put the left directional on the windshield wipers come on. Only the left. I replaced the multifunction switch and it still does it. I also cleaned up all of the battery connections. A dealer suggested I make sure … --- ## [Automatic transmission fail](https://community.cartalk.com/t/automatic-transmission-fail/111261)
**Author:** [@badbearing](https://community.cartalk.com/u/badbearing)\ **Replies:** 7\ **Last updated:** [January 14, 2018, 1:36am UTC](https://community.cartalk.com/t/automatic-transmission-fail/111261 "2018-01-14T01:36:29Z")
Transmission only gives me 1st and 2nd gear. I stop research it. Start the truck back up, drive away and it has all the gears again… 1994 GMC 2500 4x4 454 Automatic 170000 miles --- ## [94 GMC Starting Issue](https://community.cartalk.com/t/94-gmc-starting-issue/110742)
**Author:** [@badbearing](https://community.cartalk.com/u/badbearing)\ **Replies:** 45\ **Last updated:** [January 5, 2018, 11:32pm UTC](https://community.cartalk.com/t/94-gmc-starting-issue/110742 "2018-01-05T23:32:00Z")
Right…it wasn’t starting easy in the cold. It spins good but not much fire. But it always started if I just held the starter…it would start to fire and eventually run. Now today it did it warm. I think I had to push on t… --- ## [Premium gas better for cold weather start?](https://community.cartalk.com/t/premium-gas-better-for-cold-weather-start/110655)
**Author:** [@badbearing](https://community.cartalk.com/u/badbearing)\ **Replies:** 32\ **Last updated:** [January 4, 2018, 1:12pm UTC](https://community.cartalk.com/t/premium-gas-better-for-cold-weather-start/110655 "2018-01-04T13:12:48Z")
Will a higher octane gasoline help cold weather start [Next page](https://community.cartalk.com/tag/2639-tag/2639.md?match_all_tags=true&page=1&tags%5B%5D=2500)