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Home >> Pontiac >> 1982 >> T1000 2D Hatchback, Automatic Trans >> Repair and Diagnosis >> General Information >> Basic Trouble Shooting >> Gasoline Engine Trouble Shooting >> Condition & Possible Cause >> Exhaust Backfire

Exhaust Backfire

Vacuum leak.
Faulty diverter valve.
Faulty choke operation.
Exhaust system leak.

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