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Home >> Pontiac >> 2001 >> Aztek Base, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 437 (Engine Controls - Troubleshooting - No Codes) >> Symptoms >> Engine Backfires >> Symptom Definition

Symptom Definition

WARNING: This page is about a different car, the 2003 Cadillac Seville and 2003 Cadillac DeVille. However, it is still accessible from the selected car via links, so may be relevant.

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

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