1990 Chevrolet S10 Repair and Maintenance
A guide to problems, costs, maintenance and repair for your 1990 Chevrolet S10
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1990 Chevrolet S10 ProblemsErratic Fuel Gauge Operation
It is common for the fuel level sensor in the fuel tank read the fuel level incorrectly. The sensor must be replaced to correct the condition. Our technicians recommend having the complete fuel pump module replaced on high mileage vehicles.
The distributor may develop internal faults. This can cause a rough running engine or stalling condition, the Check Engine Light may or may not illuminate. Our technicians tell us that the distributor should be overhauled or replaced to correct this concern.
1990 Chevrolet S10 QuestionsMy s-10 is a 1989\ 2.5 eng. Too much fuel going into the throttle body. (1 answer)
Dumping into the cylinders. I replaced map, pressure regulator, changed the injector.
The vacum line is behind the tps on the passenger side of the motor