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October 24, 2023 Service bulletin

Engine and engine cooling: exhaust system: manifold/header/muffler/tail pipe

Chevrolet technical service bulletin PIT6077 for 2021-2023 Chevrolet Tahoe, 2021-2023 Chevrolet Suburban and 2021-2023 GMC Yukon XL and others.

Bulletin number
PIT6077
Component
Engine and engine cooling: exhaust system: manifold/header/muffler/tail pipe
Summary
This Preliminary information communicates an issue with the exhaust tailpipe tip misaligned and dealership are to replace the muffler.

Owners of these vehicles have filed 1,311 complaints in the engine category.

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