This engineering informational bulletin is requesting information from technicians to perform the check...
Chevrolet technical service bulletin PIE0646 for 2021 Chevrolet Silverado 1500, 2021 GMC Sierra 1500 and 2021 Chevrolet Silverado 2500 and others.
- Bulletin number
- PIE0646
- Component
- Equipment adaptive/mobility
- 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 trailer light message and/or trailer disconnect message on the infotainment screen.
Vehicles covered
- Chevrolet Silverado 1500 2021 2021
- GMC Sierra 1500 2021 2021
- Chevrolet Silverado 2500 2021 2021
- GMC Sierra 2500 2021 2021
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