GMC Sierra 2500HD Questions Maintenance & Repair
10 Mpg With New Jasper Engine & Transmission
1993 GMC Sierra runs rich. ALL components new and I mean everything, Jasper 5.7 engine and transmission. I have talked to several full time mechanics and nobody has an answer?????
Idle Air Control Valve
I have a 2006 GMC DIERRA 2500HD SLE 6.0L. Ifle is very low, with a lobe, or miss. Foes this thing have an idle air control valve? Does anyone have experience with this?
How Much Can I Haul
I have a 2004 GMC Sierra 2500 HD 4 x 4 extended cab with a 6.0 Vortec engine and a transmission kit I was wondering how much this thing can haul with a 4.10 axle ratio
My Truck Starts For About A Sec. Then Shuts Off
My truck cranks then shuts off just replaced fuel filter and pump. Ran fine for about 3 days now it's doing the same thing it did before I replaced it. Help!!!
Starter Problems
my gmc serria is having problems with the starter staying on after the key is on and it will not shut off and then when it is off there are problems starting it again
Can You Help With Trucks Problems?
Last week I disconnected battery to stop a short in the fan circuit. Now I hook up battery and engine will crank but not start . Even with new battery engine will crank but not start ???
2001 Gmc Sierra 2500hd No Power Anywhere, Batteries Are Good
I have absolutely no power anywhere, tested batteries, one is brand new and the other is reading 11 volts, no lights in the cab or on the dash...also sometimes has a buzzing noise below the drivers si...
2004 GMC Sierra 2500 Ex Cab - Battery Runs Down If Not Driven 2-3 Days..hav...
Please help with this problem
Fuel Sending Unit
What's the difference between pcf and pcu on a fuel sending unit for my 2001 GMC sierra 2500hd sle 8.1L 4x4 automatic gas? Vin#: 1GTHK23GX1F149645 asked the part specialist and he didn't know wha...
The Passanger Side Windows Stopped Working All Of A Sudden On My 2003 GMC 2...
Both passanger side windows stopped working
Purge Or Solenoid Evap Vent Located Where
check engine light came on error code p0446
I Have A Slight Vibration In My Rear End As Im Accelerating Past 75 Mph?
No vibration 75 mph down. Its not the tires as i just got them rotated and balanced. Its not the transfer case or drive shaft as i got both new last year (2014). As soon i let off the gas the vibratio...
One High Beam Stopped Working
Passenger Side High beam stopped working. I've replaced the light bulb and plug but that didn't make a difference.
Tail Light Problem
All tail lights blink when lights are on and you step on brakes or turn signal on also with lights off and turn signal on blink fast when brakes applied
GMC 2500 Hd Duramax 6.6
After driving it about 30 miles to work my oil pressure drops to 0 .checked the oil oil level none on the stick. I put 1/2 gal to top it off. O. The way home it dropped again. No oil on the groun...
GMC 2500 Hd Duramax 6.6
After driving it about 30 miles to work my oil pressure drops to 0 .checked the oil oil level none on the stick. I put 1/2 gal to top it off. O. The way home it dropped again. No oil on the groun...
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