GMC Questions Maintenance & Repair

Hard Starting In Morning

1997, 5litre, battery new, fuel pump replaced appr 3yrs ago, but has always been loud enough to hear kick on & pressurize & if you do not wait for the pump to stop (indicating fuel system is pressuriz...

Starting

My 02 yukon has issues starting, replaced the fuel pump twice, fuel filter, regulator. Took it to GMC and they said it was the fuel sending assembley located in the fuel pump...that is when I replace...

Acceleration

i have replaced trans shift cable in dealer workshop and after that i lost acceleration. dealer is saying that they havenot touched any thing related to acceleration but i am sure that acceleration is...

Every Time I Turn The Wheels One Direction It Makes A Popping Noise Could I...

Botched Fuel Pump Job/Need Help!

I changed the fuel pump on my "99 Denali. I couldn't find the right tool to disconnect the pump from the line so I cut the plastic from the old pump. I then tried to get the plastic pieces out of th...

Transmission Problem

My question is what would make my truck not shift out of 2nd when driving down the highway, and clink when putting it into park. This is a GMC 2500 HD 2003

Replacing Low Beam Bulb

How do I go about replacing low beam bulb, there is not an easy access from engine compartment. It is not a sealed beam light.

Bulb Replacement

94 Sonoma, need to replace low beam bulb, no easy access from engine compartment. How should I go about replacing?

Blower Motor Control Module

Location and how to instructions on the Blower Motor Control Module For those Denali/GMC owerners that are curious... if your front ac blower stops working or runs at low speed.. or even blows with t...

Tranmission Questions

My tranny has started acting up and I'm wondering if I might be low on transmission fluid. Where is the dipstick (does it have one?) to check it and where would I add more in? Thanks.

Why Is My 1998 Gmc Jimmy Over Heating?

two days ago my temp gauge started rising. later that night on my way home from work it red lined and then the check gauges light came on. then it started smoking. i had to pull over and leave it ther...

Just Bought A "06 GMC Sierra 4x4 Extended Cab 1500 SLE, Are There Any Probl...

my new to me truck runs great, bit hard on fuel but hey its a 4x4 truck with a 5.3 liter V8. Does anyone know if a 5.3L is similar to the old school 327 CI chev.

Where Do I Put In The Transmission Fluid?

Trans. fluid leaked out. I need to put in enough to take it to a mechanic.

Is Anyone Else Experiencing "cylinder 7 Misfire Detected?"

After going through the normal checks - plugs, wires, coil packs - a new fuel injector in no. 7 cleared the code. That was in May. It is now July and the problem has returned. Same cylinder, same p...

Electronic 4x4 Shift?

I have a 1997 Yukon with 225000KMS. I bought the truck with the 4x4 not working and i am trying to diagnose the problem so i can buy the right parts for it and take the right course of action. It...

Compression?

what should the engine compression test at?

Front Wheel Issues

A dry, vibration like hum from front end, seems worse after driving awhile. When I jack up front end and spin wheel (either side) they dont seem to spin as freely as back wheels when rear end jacked u...

Few Problems Please Help.

I have a few questions bout fixing it up first i have a problem with the interior passenger door handle not working so i was wondering if someone could help me out by giving me some ideas what might b...

Ac Belt

the ac belt broke... so i put a new one in,car start to making noise when turn to the left and step on the gas and ac is on, ... week later with the new belt broke again.anybody knows what is going on...