Car Problem Reports

GMC Sonoma Timing gears can cause knocking sound

 
GMC Sonoma Problem
3 Reports
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Model Years Affected: 1991, 1992, 1993

Engine Affected: 2.5L 4 Cylinder

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Timing gears may wear causing a mild to severe knocking noise from the front of the engine. Replacement of the timing gears is necessary.
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