1997 GMC Sonoma Repair and Maintenance
A guide to problems, costs, maintenance and repair for your 1997 GMC Sonoma
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1997 GMC Sonoma ProblemsCoolant Leak From Heater Core
The heater core under the right side of the dashboard may leak engine coolant which can puddle on the passenger front floor. The loss of coolant may cause an engine overheating condition. Our technicians tell us that removal of the dash board is necessary to replace the heater on these vehicles.
The distributor may develop internal faults. This can cause a rough running engine or stalling condition and the Check Engine Light may or may not illuminate. The distributor should be overhauled or replaced to correct this concern.
A fluid leak may develop from the transmission output shaft seal. This leak may cause the transmission mount to become oil soaked and require replacement of the mount along with the leak repair.
1997 GMC Sonoma QuestionsNew battery and fuel pump still won't start it's been sitting for about a month (1 answer)
Have checked fuel pressure from Schrader valve next to fire wall have good pressure just don't know what else it could be
Injecting too much fuel into the cylinders. Injectors are new, pressure regulator is new. Plugs are new.????