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June 16, 2022 Service bulletin

This engineering informational bulletin is requesting information from technicians to perform the check...

Chevrolet technical service bulletin PIE0706 for 2022 Chevrolet Silverado 1500, 2022 Chevrolet Tahoe and 2022 Chevrolet Suburban and others.

Bulletin number
PIE0706
Component
Engine and engine cooling
Summary
This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to the investigation to help GM engineering to better understand the conditions that causes mechanical seal loss of the NOx sensors.

Owners of these vehicles have filed 812 complaints in the engine category.

Vehicles covered

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