Customer Satisfaction Program
Chevrolet technical service bulletin 18317 for 2018 Chevrolet Express and 2018 GMC Savana.
- Bulletin number
- 18317
- Component
- Electrical system
- Summary
- 18317 - Customer Satisfaction Program. Certain vehicles, equipped with RPOs 9C2, 9B9 or 9D7 may have a condition in which the programmed limiters of 65, 70 or 75 mph respectively, are not limiting the vehicle speed. The calibration files that control these limitations have values that allow higher speeds than intended. Dealers are to reprogram engine control module with new software.
Owners of these vehicles have filed 4 complaints in the electrical category.
Vehicles covered
- Chevrolet Express 2018 2018
- GMC Savana 2018 2018
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