GMC Sierra 2500 Questions

All GMC Sierra 2500 Questions

Ask a Question
It runs great until you get to the speed you need then it studders and jump's.
OK, I have a 2000 GMC SIERRA 2500 6.0L V8. I just recently purchased this truck and have noticed the brakes being a little jumpy occasionally. Sometimes very bad, sometimes very little, and sometimes perfectly smoot...
after i refill with fluid i have pressure for a while then over night goes away i have to pump up the pressure on pedal
i have pressure once i refill resorvoir but it wint hold fluid over night
the leak is power steering fluid it does not leak brake fluid. abs lite comes on when the fluid is low.
When I activate my washers, fluid is forcibly blown out the top of the reservoir. I do get fluid onto the windshield but am losing a ton of fluid out of the top of the reservoir. How do I correct the issue?
Every now and then when I slow down at a stop light, the engine stalls. I can no longer trust that this truck can get me from point a to point b without stalling. Any ideas would be appreciated. If it's a short or loo...
the plug gap changes to .040 from .060 with stock and platinum plugs. What are the bet plugs to use in my 6.0 liter engine?
I just recently replaced the engine in my truck(6.0L) and the mechanic was very sloppy, and my 4wd indicator switches don't light up and in feel as though its locked in because it is hard to turn and the front drive s...
I have a 2000 GMC 2500 pickup with a 6.0 I go to engage the 4x4 in 4 hi or 4 low or auto 4WD and it switches over and just blinks and dose not go into 4WD I replaced the front axle actuator and the encoder motor and t...
very hard to steer and just about no breaks at all, hydra boost has a small leak at joint of casting between the 2 halves. hope you can help
Is there a abs pump, on my truck? How do get the right ECBM replacement part number? Can this problem affect the engine idle? Rough idle? Truck run great, but has rough idle, and when engine is hot, is hard to star...
my transfer case was not going into gears right with my 4x4 gm sierra 2500 1999 model. i refilled it with the transfer oil. but i am hearing a whistle noise, it is shifting now and not jumping like the emergency brake...
how can you check to see if the transfer case for my 4x4 needs fluid
my truck acts like it is holding back and not changing from 4 wheel to 2 wheel i was told to check the fluid to the transfer box where do i look for this at i have a gmc 4x4 serria series 2500 and when i put my truck ...
I replaced all the brake lines with Cunifer then bled them at the wheels. The one that goes from the control box (under cab) to rear wheels is leaking. It is screwed in fully and tight but when pressure is applied flu...
I haven't found a vaccum leak, cleaned IAC and it still shows codes 171/174.
I have a 2004 gmc sierra 6.0L v8, it went into limp mode ( stuck in 2nd gear ) it has 3 codes, 2 for solenoids in transmission and one for torque converter, garage phoned the tranny shop, they said all 3 codes means i...
It runs good, but won't start without a splash of gas in the throttle body. I can't figure out what is wrong.
i recently acquired this truck from my dad. now that i have it i noticed that it was idling rough so i cleaned the throttle body, when i was inspecting the engine compartment i noticed that the secondary air injectio...
I have a 2000 gmc sierra 2500 4wd 6.0 gas that isn't shifting out of 2nd gear. It still has reverse. No problems until after i changed the transmission filter. At first it wouldn't go into overdrive, then in a days...
I was getting 800 KM. per tank before oil change now getting 600Km.
where is the ignition control module on the 6.0 L Vortec 2000 GMC sierra 2500 4x4 truck? thanks
location of fuel filter
I have a 2001 GMC 1500 4.8l and I am getting 11-12 mpg's on the highway, could this be an 02 sensor? My air filter is new, plugs, wires, and fuel filter are also new.
i put my truck in 4 wheel drive.4hi it heels like it don't wont to move at all.if i turn the wheel just a slight bet i really don't.i checked fluid in transfer case under motor its ok.