This informational bulletin provides information for dealers/technicians on an elevated idle feature.
Chevrolet technical service bulletin 21NA219 for 2020-2022 Chevrolet Silverado 1500, 2022 Chevrolet Tahoe and 2020-2022 GMC Sierra 1500 and others.
- Bulletin number
- 21NA219
- Component
- Equipment
- Summary
- This informational bulletin provides information for dealers/technicians on an elevated idle feature.
Vehicles covered
- Chevrolet Silverado 1500 2020-2022 202020212022
- Chevrolet Tahoe 2022 2022
- GMC Sierra 1500 2020-2022 202020212022
- Chevrolet Suburban 2022 2022
- GMC Yukon 2022 2022
- GMC Yukon XL 2022 2022
- Cadillac Escalade 2022 2022
- Cadillac Escalade ESV 2022 2022
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