what causes a head gasket to blow?

Asked by Dec 29, 2014 at 02:30 PM about the 1997 Chevrolet Blazer 4 Door LS 4WD

Question type: Maintenance & Repair

1997 blazer

1 Answer

71,025

Normal wear, poor engine design, and overheating the engine are all possible causes of head gasket failure. HTH. -Jim

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