GMC Sonoma Questions Any type

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Heat Coming Out Of Vents All The Time

AC used to work great and then AC stopped working and fan number is on one temperatures on cold the other buttons on all they all seem to work and heat comes out of all vents 24/7

Random Loss Of Power

I have a 98 gmc sonoma 4.3 ltr, i did a top end rebuild, replaced the spider injectors, coil distributer, ignition control module, plugs wires you name it, that was over the winter but since its ...

Low Oil Pressure When Idling And Knocking On Acceleration

Who Can Reprogram A Kelsey Hayes 325 Ebcm ?

Here is my issue: About 18 months ago I changed my rear axle ratio from a 4.10 to a 3.08 (2 wheel drive). Knowing the ECM had to be reprogrammed for the axle change, I sent out the ECM for an off veh...

95 Gmc Sonoma Starts In On Position

changed starter bc the solenoid was trying to engage during reverse, day later car starts when key in on position, changed key switch day later problem returned

My 95 Gmc Started Making A Niose Like The Starter Was Trying To Engage Whil...

when reversing the starter solenoid would try to engage, i changed the starter and inspected the flywheel, drove a day then the starter would engage in the on position, changed the key switch, day l...

Fuel Pump

Truck suddenly died while I was driving tried starting it and the fuel pump wouldn't get power. I've replace the fuel pump, distributer, and fuel injectors what else am I missing. It's a 93 4.3 v6...

Engine Swap

I got a four cylinder 2000 Sonoma/S10. I was wondering if a could take an older small block v8 and do a swap without having to switch the trans. Its an auto. And rear wheel drive. The motor doesnt ...

Will Not Crank

My gmc sonoma has fire, fuel pressure is good the timing is set right but it will not crank

How Do I Reset Security Fule Shut Off On My 2000 Gmc Sonoma

checked ignition sensor, cap and rotor, changed plugs. it will not start.

Compression Is It My Rings Or My Camshaft Timing Chain Is Fine No Metal Fil...

Did cold crank compression test with my mechanic receiving 90 95 90 on 3 cylinders receiving 116 PSI on the 4th cylinder have not performed a wet test yet pulled the timing cover timing chain looks...

My Brake Lights Wont Go Off On My 2000 Gmc Sonoma

i have replaced the brake light switch and the bulbs the brake lights stay on and then sometimes they will work

My Brake Lights Wont Go Off On My 2000 Gmc Sonoma

Axle Compatibility

I got a 1996 blazer it has a 4.3l 4 door that im looking at parting out. My buddys axle snapped on his 2004 blazer that is also 4 door with the 4.3l. Wanted to see if the axles are comptible. Both ...


Transmission Interchange

I have a 2002 Sonoma, 4x4, 4.3L, automatic. The tranny failed and is not a candidate for a rebuild. I'd like to grab one from the wreckers for rebuild. I've been told that I can only use one from sa...

Carrier Bearing Off Driveshaft

Changing u joints. Cant get carrier bearing off driveshaft


i cant get heat or coolant through the heater core i bleed the systom to

I Have '99 Gmc V6 Sonoma. Trouble Starting. Will Turn Over But Only Sputter...

GMC Sonoma Experts

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