GMC Questions Maintenance & Repair

99 Yukon Will Not Start On Occasion

Not every time but I'll try starting vehicle & nothing. I pop the hood check battery connection. I'll loosen then tighten the connection. When I tight the black connection the door locks engage(le...

2004 Yukon DVD Player

I have a 2004 yukon xl and it has an aftermarket stereo installed, I cannot get the dvd player to turn on at all, is the stereo the likely culprit?

Driver Side Rear Window Wont Go Up

i Just put a new window regulator in my GMC yukon denali XL 2004 and my window wont go up I checked the fuse that gives power to the driver side windows both front and rear and the fuse is not the...

What’s Up With This

Ok so I have a 02 yukon xl 5.3. The cam shaft sensor has read low voltage code so it’s been gone thru literally everything has been tested out sensor is good the sensor wheel seems to be working ...

GMC Acadia RPM Needle Moves And Not Stable In Idel Situation

I recently purchased a new GMC Acadia in Australia, From the very first week, I have been observing that the car has a little vibration felt in the steering and RPM needle moves very slowly moves up...

2013 GMC Sierra 1500 - Door Won't Open From Inside Or Outside

The door initially wouldn't shut, got it to shut, and now it seems as though the outside is locked and the inside is trying to open and won't. I have tried to open with the key on the outside and t...

Who Is My 4wheel Drive Change On It’s Own?

I am having an issue with my 4 wheel drive. I’m on regular road at all times the weather is good the road is dry. However my 2006 GMC Yukon will change on it’s on from 4 wheel to 4 hi or low on it’...

Why Does My Jimmy Drain While Running?

I have 1997 GMC Jimmy SLS. My question is what could cause the vehicle to completely drain the battery of the SUV while it's still running. The drain is so bad that the SUV dies and the battery is dr...

My 98 GMC And Won't Start

I just replace the steering column on my 98 GMC because the ignition was drilled out and now the truck won't start and the security light is flashing and I done tried to reset it once until the se...

1993 GMC Vantura 2500

Looking at possibly buying this van but owner states it starts but dies when you give it gas.

Trying To Help A Buddy With His Transmission.

I’m trying to help a buddy out with his auto trans, he was told by someone that only a ‘95 trans will bolt up to a ‘95 which doesn’t sound right to me but could be. I guess I just want to know if t...

Is My Transmission Connected To The Transaxle?

I was told I need my transaxle needs to be replaced but because I have fwd the transmission and transaxle are all connected and the whole thing needs to be replaced. Is that correct

30 Amp Breaker How Fix Clicking?

30 amp breaker in fire wall passenger side it keeps clicking burnt one out replaced still clicking how do I fix the problem

I Think I Blew My Head Gasket, How Hard Is It To Fix

I think I blew my head gasket, how hard is it to fix my self?

Or GMC K 1500 No Start No Turn Over

see if you can help with this one to start with I got a new starter new alternator new battery new ignition switch new safety neutral search

I Want To Come Pleatly Cutt Off The Anti Theft Systim

Rough Shift From 1st To 2nd

What can I do with the rough shift from 1st to 2nd on my 2017 6.3L Sierra 1500? Are there others having this issue and what can you do to smooth the transmission from 1 to 2nd gear?

4L80E Is Always In Drive

4L80e has no reverse. Will drive in park, neutral, drive, 3, 2 and 1

Why Would It Backfire From TBI?

I have a 1990 gmc k1500 5.7 tbi. I had the engine rebuilt, bored .040 over and mid range cam installed. I have replaced every item that touches the engine already. Map, IAC, TPS, rebuilt the TBI, EG...

NO Gasses On 1995 GMC Suburban K2500 7.4L

I passed smog but my NO was borderline high....took off EGR to clean it but it was really clean.... thinking maybe there is a blockage in one of the passages....how should I go about testing the E...