Car Problem Reports

Chevrolet Lumina Broken Thermostat Housing Neck Due to Failed Motor Mount

 
Chevrolet Lumina Problem
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Model Year Affected: 1999

Engine Affected: 3.1L V6

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On vehicles with a 3.1L engine, the front motor mount may break, causing the engine to jump while shifting gears or accelerating; this can break the water neck (thermostat housing) resulting in coolant loss and engine overheating.

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