• Improvements to reliability when extending the running boards on your vehicle • Improves transmission...
Chevrolet technical service bulletin 662.10 for 2023 Chevrolet Silverado 1500 and 2023 GMC Sierra 1500.
- Bulletin number
- 662.10 (662.10)
- Component
- Unknown or other
- Summary
- • Improvements to reliability when extending the running boards on your vehicle • Improves transmission diagnostic software • Reduces unnecessary check engine light activations
Vehicles covered
- Chevrolet Silverado 1500 2023 2023
- GMC Sierra 1500 2023 2023
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