GMC Questions Any type
I Have No Rear Tail Lights In My 03 Envoy Slt. Fuse Keeps Blowing
So I have rear break lights, reverse lights, blinkers, and head lights, but no rear running lights. There is power at the fuse box and the circut board is good. It calls for a 10a fuse, and it blows...
98 K1500 Brake Light Problem
I changed the brake booster out on my truck a few days ago and the brake work well now but brake lights are non existent. I found a Chinese looking wire harness hanging under my dash after I got th...
Transmission Shifting Out Of 1st Gear
Just replaced new GM transmission last summer. Has 3 year warranty. Maybe once every 3 or 5 months from a stop I accelerate and it stays in 1st gear (3k) on tach. I let off pedal and it engages i...
1994 GMC Sierra Crank But No Start
My 1994 GMC Sierra 1500, 5.7L, stopped working going Up the mountain... heard a pop sound from under the hood. Lost all engine power cranked no start. Battery is good, terminals are new, ground ar...
Fuel Problems Ideas Why
It wont start without putting fuel in carborator how many fuel filters is there
Heater
Heater not blowing out hot air. Thermostat was replaced, worked 1 day then quit.No leaks! all hoses going to heater coil Hot.
GMC Sierra
My truck just died one day while driving it would turn over but not crank. Finally found bad cap and rotor button. It cranks now but misses pretty badly. What could cause this
Oil Pressure Gauge Reads 80 When Engine Is Running All The Time But Goes Ba...
Oil pressure gauge 06 denali 6.0 reads 80 all the time when engine running , with it off reads 0 gauge or sending unit or dirty screen ?
How Do I Reset Oil Life Percentage On 2002 GMC Envoy, 4.2L
I can not reset oil life on GMC Envoy, 4.2L after oil change. Help!
Truck Wont Start
When I turn on the key I have power, but when I try to start the engine I loose all power including all lights.
Price Drop And Deal Rating
I dropped the price and your site said it went from high to fair, when will this show up
Fuel Gauge
My trucks gas gauge won’t work when it’s rainy but works fine when dry
Driver Door Ajar
I have a 2003 GMC truck, getting message , Driver door ajar and something is running down my batteries
Brake Light Bulb Socket
My brake light bulb is burned inside the socket do I have to replace just the socket or the whole harness
Rpm Drops
i have GMC acadia 2008 with 200,000 Kilometers on it,the problem is with rpm while driving at normal speed 80 or 100 KM/hr .suddenly the rpms drop from 2000 to 1500 with jerks.and then i push the ac...
Driver Door Electrical Failure
My passenger windows started going down on their own, and I can't put them up with my driver door switches. Nothing works. Everything electric from my driver door will not work! Help
TRANSMISSION
2000 GMC 2500 TRANSMISSION IS SLIPPING OUT OF OVERDRIVE .WHAT CAN I DO TO STOP IT
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