Coolant Leak & Engine Overheating on Chevrolet G Series Van (G20)

A coolant leak may develop from the water pump. This can result in an engine overheating condition. A leaking water pump will require replacement.

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Average mileage: 118,000 (112,000–126,000)
Engines affected: 5.7L V8, Gasoline
9 model years affected: 1990, 1991, 1992, 1993, more1994, 1995, 1996, 1997, 1998
12 people reported this problem
2 people shared problem details
1993 Chevrolet G Series Van (G20)- 5.7L V8116,000
all hoses checked. coolant was leaking (dripping) down belt and forming puddle (small). replaced water pump and could clearly see where it was leaking from. better now thatn later
1993 Chevrolet G Series Van (G20)- 5.7L V8112,000
replaced darn pump
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