Engine Vacuum Leak From EGR Tube on Pontiac Bonneville

The EGR tube may develop an engine vacuum leak causing the engine to run lean. The Check Engine Light may or may not illuminate.

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Average mileage: 201,000 (164,000–270,000)
8 model years affected: 1993, 1997, 1998, 1999, more2000, 2001, 2002, 2003
13 people reported this problem
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problem details
1993 Pontiac Bonneville 270,000 mi,
Im having the same issue where the upper egr tube goes to the upper manifold. Its a newer astic manifold and cant find a replacement tube. I definitely have a leake there confirmed by the smoke and water test.