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June 1, 2010 Service bulletin

Chevrolet/pontiac/saturn/daewoo/opel: engine misfire/low compression

Chevrolet technical service bulletin PI-0128A for 2008-2010 Chevrolet Cobalt, 2008-2010 Chevrolet HHR and 2008-2010 Pontiac Solstice and others.

Bulletin number
PI-0128A
Component
Engine and engine cooling: engine
Summary
Chevrolet/pontiac/saturn/daewoo/opel: engine misfire/low compression. Technician should perform a compression test. Results may lead to cylinder with low compression (85-90psi). This may cause the misfire.

Owners of these vehicles have filed 227 complaints in the engine category.

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