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.Google+
Car Problem Reports
Chevrolet S10 Internal Faults in Distributor Can Cause Engine Problems
Chevrolet S10 Problem
Engines Affected: 2.2L 4 Cylinder, 4.3L V6
Average Mileage: 86,566 mi (69,700 mi - 120,000 mi)
Visitor, 2002 Chevrolet S10, 4.3L V6, 70,000 mi
I put in a new one
hesatation at 40-50mph-changed lots of parts-had timing checked and reset about 30 miles and back to same story. i bought a 10mm distributor wrench,reset timing sliped 35 miles.i will pull distributor and check gear,some were bad,not hardened.will end with changing it out.hope for the best.
Visitor, 1998 Chevrolet S10, 4.3L V6
rough idle, no lights/codes.
replaced dist cap and rotor.
performance and fuel mileage increased.