- May 22: GM Duramax Diesel Lawsuit Awaiting Appeals Court Decision news | 6 days ago
- May 7: GM Transmission Lawsuit Affects Hydra-Matic 8L90 and 8L45 news | 21 days ago
- April 17: GM Shift to Park Recall Needed, Alleges Class Action Lawsuit news | 41 days ago
- March 10: GM Trucks Suffer Automatic Emergency Braking Incidents recalls | 79 days ago
- March 4: GM to Replace Engines in 2023 Colorado, Silverado 1500, GMC Sierra 1500 news | 85 days ago
Chevrolet TSB #PIP5809
2021 Chevrolet Silverado 1500
TSB Document:
Affected Component: AIR BAGS
- Summary
- This Preliminary information communicates Some customers may comment that the SES lamp is illuminated or was Illuminated and turned off. During inspection Technician may notice DTC P0300 (Engine Misfire Detected) active or stored in history. Customers may also comment that the check engine light was flashing while driving up a long grade or smooth road with steady throttle.  This condition may be caused by the P0300 diagnostic falsely setting the DTC under certain driving conditions. Upon reviewing GDS data you may notice misfires being recorded on any cylinder but may be more noticeable on cylinders 1 and 6.  Engineering is working on an updated calibration to address this concern.
Click a tab for more information.