• Improvements to start reliability and reduced check engine light activation • Improvements to turbo...
Chevrolet technical service bulletin 663.30 for 2026 Chevrolet Colorado and 2026 GMC Canyon.
- Bulletin number
- 663.30 (663.30)
- Component
- Unknown or other
- Summary
- • Improvements to start reliability and reduced check engine light activation • Improvements to turbo system diagnostics • Improvements to active cabin ventilation • Additional protection for the health of your battery • Updates to help prevent excessive battery drain and overheating • Improvements to the software update system
Vehicles covered
- Chevrolet Colorado 2026 2026
- GMC Canyon 2026 2026
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