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Home >> Chevrolet >> 1997 >> Cavalier LS, 2D Convertible, 2.2 4 >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Tests W/O Codes - 2.2L >> Symptoms >> Engine Backfires >> Symptom Definition

Symptom Definition

Fuel ignites in intake manifold or in exhaust system, making a loud popping noise.