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.

RepairPal Verified
Average mileage: 201,333 (164,000–270,000)
8 model years affected: 1993, 1997, 1998, 1999, more2000, 2001, 2002, 2003
12 people reported this problem
1 person shared problem details
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.
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