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January 1, 2004 Service bulletin

Engine intake manifold coolant leak. sc

Pontiac technical service bulletin 3115 for 1999 Pontiac Grand Prix, 1998-1999 Buick Lesabre and 1999 Buick Regal and others.

Bulletin number
3115
Component
Engine and engine cooling: exhaust system: manifold/header/muffler/tail pipe
Summary
Engine intake manifold coolant leak. Sc

Owners of these vehicles have filed 922 complaints in the engine category.

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