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Model Years Affected: 1990, 1991
Engines Affected: 2.3L 4 Cylinder, 3.1L V6
The engine vacuum hose to the MAP sensor may crack resulting in a vacuum leak causing the engine to run rough and/or stall.
Q&A > Pontiac > 1991 Pontiac Grand Prix
Common Problems > Pontiac Grand Prix
Q&A > Pontiac > 2000 Pontiac Grand Prix