Engine Overheating Due to Head Gasket Failure on Pontiac Grand Am

The 2.3L 4 cylinder engine can be prone to head gasket failure. This can result in coolant loss and engine overheating.

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Average mileage: 178,238 (153,000–203,477)
Engines affected: 2.3L 4 Cylinder, 3.4L V6
8 model years affected: 1990, 1991, 1992, 1993, more1994, 1995, 2004, 2005
9 people reported this problem
1 person shared problem details
1990 Pontiac Grand Am- 2.3L 4 Cylinder203,477
Coolant and oil co-mingling. Creamy inside oil cap. Have not yet replaced head gasket. Topping off coolant and oil weekly.
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