1994 GMC Sonoma Repair and Maintenance
A guide to problems, costs, maintenance and repair for your 1994 GMC Sonoma
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1994 GMC Sonoma ProblemsABS Light Due to Brake System Control Unit Failure
Vehicles using the enhanced vortec V6 engine may be hard to start run poorly and/or use to much fuel due to a fuel leak inside the intake manifold plenum. Commonly this is caused by a leaking fuel pressure regulator or fuel line. The fuel system will need to be pressurized with the upper intake manifold removed in order to determine the exact cause of the leak. Removing the "tuning valve" from the upper intake can allow for limited visual inspection without removing the upper intake manifold.
An engine oil leak may develop from the distributor shaft o-ring seal.
1994 GMC Sonoma Questionsreplaced clutch master cyl & slave cyl.still get air & no pedal after bleeding (1 answer)
Got minimal information from the guy. He didn't really seem to know about the truck itself. He does know what's wrong with it. There's some rust in the rear left wheel well, not sure how bad it is, haven't seen it yet. The front wheels in the 4 wheel drive are not engaging. He had...
My truck feels like its miss firing and ist sputters. What could cause this? No other problems at all.