GMC Questions Maintenance & Repair

GMC L;ights Go Off And On And Off 1993

headlights go off after a mile or so of driving then go on and off at intermitent times,

1997 4,3l GMC Sierra Ext Cab Pick Up Trys To Start But Will Not

My truck cranks but doesn't start battery is 3 months old checked for losness tight and a few times like it want to start but doesn't

Dropped Two Socket Wrenches Down Windshield Air Duct.

Can't quite reach into the duct to get them out. How can I access this?

Grinding Noise When In Auto 4 Wheel Drive

When it put the truck in Auto 4x4 this makes a bad grinding noise. However if I put it in 4 High there is no noise. Help!

How To Fix A Car That The Key Only Turns Half Way?

I have a 2001 Yukon Denali that got totaled but when I got it back my key only turns half way. And now there is no life to my truck with out a battery jumper on it. Please someone help me.

GMC Envoy 2008 - Brake Lights Won't Come On

All other lights work, so I know bulbs are not bad. 3rd brake light works. Have changed fuses, still won't work.

Can Transmission And Transfer Case Both Go Out At Same Time?

I have a 2004 GMC SIERRA 1500. It is a 4 wheel drive. I am wondering if both the transfer case and the transmission can go out at the same time. The shop I have it in says I need to replace both. ...

What Transmision Do I Have

1990 GMC Sierra 1500 what transmission , 700R , TH400 , 4L60 , 4L60E ?

Should The Check Engine Light Come On If The Transmission Isn't Shifting?

My transmission isn't shifting while driving. Shouldn't this cause a code? My check engine light didn't come on. It comes on and goes off like it should at start up. I ask because from what I've r...

Why Will Truck Not Start Turn Over But Wont Start

Will turn over but wont start

92 GMC Transmission Type?

Need to know what type of transmission it has or where to find out. Wont shift out of second, but need to know what it is before trying to fix

The Car Has Major Engine Issues

car purchased December 20that FAB auto, has been found to have major engine issues. what can be done if anything

Is Anyone Having Issues With Their 2020 GMC Terrain Starting?

My vehicle didn't start when I pushed the start button. This is the 2nd time this has happened in the past 6 months of ownership. What the heck is going on?

2011 Gmc Yukon Denali 12 Codes

Hi I have a 2011 gmc Yukon denali that have 12 codes that went off, remote and satellite start quit working, oil gauge quit working, and stabilax malfunction, ect. Any thoughts?

Climate Control Module

at random times, the climate control module will not operate. it can be on and just go blank or when I start the engine, it won't operate. later, it may or may not come on. doesn't matter if I hit b...

My Radiator Overflow Tank Looks Like Chocolate Milk...WHY?

Ran My Oil Too Long Now Low Pressure

Generally I'm very methodical about maintaining my 2008 GMC Sierra 5.3L but I changed to Mobil 1 synthetic and was told I could get a little more mileage between changes. So I did. And that was a mi...

Why Won't Gmc Pay For Taillight Condition That They Are Aware Of

I received a letter in the mail from gmc making me aware of a condition where brake lights intermittently do not illuminate. Letter was dated December 2019, but I didnt receive letter until feb. M...

I Have A 1995 GMC SLE With A 5.7 LTR 4WD

when I depress the clutch pedal it squeels like a stuck hog but will change gears and stop squeeling when the clutch pedal is released , any ideas whats causing this or what to do to repair this ?

Please Help Me! Starter Replaced 2x.

This is going to be a fairly long thread detail. Forgive me for my terms as I will do my best to explain without having much vehicle terminology. I know a little about cars, but I am no expert. ...