1993 GMC Sonoma Repair and Maintenance

A guide to problems, costs, maintenance and repair for your 1993 GMC Sonoma

1993 GMC Sonoma Problems

Check Engine Light Due to Oxygen Sensor Failure

The oxygen sensor can fail causing Check Engine Light illumination and the engine to run rich (burn more fuel than normal).

Power Window Motors May Fail From Overheating

A door window may move slowly or stop in mid travel due to a failing power window motor. The affected window may start working again after the motor cools off. Replacing the faulty window motor will commonly correct this concern.

Intake Manifold Gaskets May Leak Coolant or Engine Oil

The intake manifold gasket may develop and external engine oil or coolant leak. In some cases, an internal coolant leak may occur causing coolant to mix with the engine oil. Running the engine with a coolant/oil mix may result in engine damage. Replacing the intake manifold gasket should correct this issue.

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1993 GMC Sonoma Questions

Why does my AC only blow on my feet after having the truck in the shop? (1 answer)

While in the shop they replaced my distributor, dist cap, rotor button, coil, plugwires, starter and intake manifold gasket.

Where do you connect a tachometer to check the Revolutions Per Minute at an idle (2 answers)

I have replaced the throttle body and need to verify engine speed

how do you adjust the clutch where is the bleed valve or screw (1 answer)

it doesnt happen a lot i forgot to check the fluid

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1993 GMC Sonoma Recalls

Recall 99V193000
VEHICLE DESCRIPTION: CERTAIN 4-WHEEL DRIVE PICKUP TRUCKS AND SPORT UTILITY VEHICLES EQUIPPED WITH ABS (ANTILOCK BRAKING SYSTEM) MANUFACTURED FROM SEPTEMBER 1989 THROUGH AUGUST 1996. UNDER CERTAIN DRIVING CONDITIONS THE SWITCH WHICH SIGNALS THE ABS SYSTEM WHETHER THE VEHICLE IS IN 2-WHEEL OR 4-...
Recall 94V093000
SIGNIFICANT WEAR CAN DEVELOP ON THE LOW AND REVERSE CLUTCH PREVENTING THE PARK PAWL FROM ENGAGING. THIS CAN PREVENT A "NO PARK" CONDITION TO OCCUR WHILE THE ENGINE IS RUNNING, CAUSING UNINTENTIONAL MOVEMENT OF THE VEHICLE WITHOUT OPERATOR ACTION. (THE "NO PARK" CONDITION WILL NOT OCCUR WHILE THE ...

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