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.
Driveability Problems Due to Internal Distributor Fault on GMC Envoy
Average mileage: 192,000 (192,000–192,000)
Engine affected: 4.2L 6 Cylinder
5 people reported this problem