Coolant Leak & Engine Overheating on Chevrolet Venture

A coolant leak may develop from the water pump. The engine may overheat as a result of the coolant loss. A leaking water pump should be replaced.

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Average mileage: 135,428 (102,000–167,000)
Engine affected: 3.4L V6
9 model years affected: 1997, 1998, 1999, 2000, more2001, 2002, 2003, 2004, 2005
21 people reported this problem
6 people shared problem details
Had it hauled to a local mechanic who informed me of the problem, said he'd seen it before in Chevy Ventures, and fixed it.
2002 Chevrolet Venture- 3.4L V6125,000
Water pump started leaking. Replaced it myself for about $30 plus new coolant - easy to get to since the engine is mounted transversely. Has been working fine since.
1999 Chevrolet Venture- 3.4L V6120,000
Head gaskets have failed for the 2nd time
Motor overheat due to water pump defect
leaky water pump. blew a hose. had the two problems fixed, now a blown head gasket
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