GMC Sierra 1500 QuestionsRefine by vehicle
my a/c clutch is engage all the time like when i have the HVAC it there off or i on plug the high or low pressure switch the clutch it still engage but it just turn off when i unplug the a/c relay switch or shut off the truck
OBD-II Scanner throws a code P0309 (misfire cylinder#6)..
My truck feels like its stuttering when i put it under load..
It does it usually when I first start it. Started out just doing it every 3 months, now it does something crazy every time I start it. I have read similar posts and they recommend replacing the Encoder Motor Sensor. Is this an expensive fix? Sometimes it starts and says it is in Neutral, sometimes Auto only, sometimes no lights are working. Sure is scary to pull out and realize it is in 4 Low.
the recharge only held for 6 mos. Is it possible a tube if the have them is cracked or a blet is causing the problem
I have the "Service 4wd" light on, selector switch will not change from 2hi to neutral, 4hi, 4lo or Auto 4wd. Tried a new selector switch with no luck. Trying to decide what next to check?
I was cooling but the air was not as cold as it should be so I add refrig. and the compressor ran the rest of the day, but this morning would not cool.
The compressor will not come on even when I jump it out.
Y-split at water pump broke and had to buy the hose assembly.
A soon as it start it goes back to empty. Pump + level sensor has been replaced allready. What can cause that problem?
I had P0449 code - shop replaced canister vent solenoid & vent valve - now have non-working gas gage - could this be due to bad sending unit? Shop is saying gas float is to blame, need new fuel pump - what is connection of sending unit to gas float ? pls advise
My ac comes on but want blow cool air out
My ABS light and parking brake light only come on when my blower is turned to 1,2,3,or 4 and the blower wont work(no air). But if my blower is turned to 0 both lights turn off. If i turn the blower to speed 5 the blower pumps at max like normal and both lights turn off. Brake fluid level is good and the A/C works ice cold(usual) only when blower works at level 5. Help please?
the casister vent solenoid and the vent valve was replaced. I now have a non-working gas gage, could this have been affected by the replacement of the eev solenoid? Repair shop now states I need to replace the fuel pump for approx $900. There was no problem with the gage until after this repair. Please advise
when i put gas in the feature that tells me how many more miles i can travel is always wrong. It will read 120 miles left, and I travel 10 miles and am out of gas.
also ..would you have an estimated cost of the tune-up ?
could there be something else causing a problem
I towed it behind my RV from fl to tn and it won't go back into drive. When I turn on the key all 4 lights come on the selector then go off, even the neutral light. I disconnected the battery and it still won't change to drive.
Can anyone give me a ball park estimate?
It is starting to do it now when I drive slowly.
Replaced Transfer Case Encoder Motor on 2005 Sierra Pickup now it is in neutral and it will not shift from neutral,replaced switch inside cab also so what is next?
Transmission will be in high gear starting out and will not down shift when I accelerate. The red light at the 2wd selection is red was green before.
Air stuck blowing from floor and defrost only
Left side works ok.
I have turn off the motor and restarting the engine
I was recently installing my new after market stereo and shocked to wires now my gauges have stopped working any help on info would be much appreciated was told it might be a fuse not sure what one. Thanks
no trouble codes have come up did put a new stereo system in truck and had to remove battery positive for about an hour could this have caused it. not sure were to locate the fuses for the 4x4 system if there is any
HAS LACK OF POWER
Let me know how important the knock sensors are i know they are under the intake manifold. They would be very expensive to replace. Give me some advice.
My sercurity light stays on even after i turn my truck off,it stays on till my battery dies. Iv been told it could be the BCM or my ignition cylinder but im not sure. Its a chipless key and i have no power windows or locks installed. Any ideas?
We have had this problem for over a year. It has been to our trusted GMC dealer shop several times with no resolution of the problem. VERY FRUSRATING!! Help, please!