1993 GMC Sonoma Repair and Maintenance
A guide to problems, costs, maintenance and repair for your 1993 GMC Sonoma
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1993 GMC Sonoma ProblemsSerpentine Belt Tensioner May Fail
The serpentine belt tensioner can fail; it may become noisy and/or the belt may jump off. Replacement of the failed tensioner will be necessary.
The EGR valve may stick open causing a rough idle and the Check Engine Light light to illuminate. Our technicians tell us that a piece of carbon may become stuck in the valve causing this problem. Cleaning the valve will usually correct this condition, in some rare cases the valve will need to be replaced.
1993 GMC Sonoma QuestionsWhy 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.
I have replaced the throttle body and need to verify engine speed
it doesnt happen a lot i forgot to check the fluid