This technical bulletin provides a procedure to test and replace the actuator bolts if the internal...
Chevrolet technical service bulletin 21NA146 for 2019 Chevrolet Silverado 1500 and 2019 GMC Sierra 1500.
- Bulletin number
- 21NA146
- Component
- Equipment adaptive/mobility
- Summary
- This technical bulletin provides a procedure to test and replace the actuator bolts if the internal springs are found to have failed.
Vehicles covered
- Chevrolet Silverado 1500 2019 2019
- GMC Sierra 1500 2019 2019
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