2024 Chevrolet Silverado 4500, 2024 Chevrolet Silverado 5500, 2025 Chevrolet Silverado 6500 Recall: Air bag sensing and diagnostic module (SDM) may not have been activated…
NHTSA campaign 24V738000 · Air Bags · filed Oct 2, 2024 · verified Jul 30, 2026
The defect
General Motors, LLC (GM) is recalling certain 2024 Chevrolet Silverado Medium Duty 4500HD, 5500HD, 6500HD vehicles. The air bag sensing and diagnostic module (SDM) may not have been activated during installation.
The risk
Inactive air bags will not deploy in a crash, increasing the risk of injury.
Check whether your specific vehicle is affected
Recall campaigns often cover only certain VIN ranges. Enter your VIN on the official NHTSA site to confirm whether your vehicle is included and whether the repair is still open.
Check VIN on NHTSA →The fix — what to do
A Navistar technician will activate the air bag module, free of charge. Owner notification letters were mailed November 1, 2024. Owners may contact Chevrolet customer service at 1-800-222-1020. GM's number for this recall is N242477760.
Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153) or go to nhtsa.gov.
Affected vehicles
Related recalls
More Chevrolet Silverado 4500 recalls
- 2019–2020 Chevrolet Silverado 4500 and 2 other models — These vehicles were remedied under NHTSA Recall 25V390 with…
- 2019 Chevrolet 6500 and 4 other models — Brake pressure sensor assembly may leak brake fluid into…
- 2019 Chevrolet Duplicate Silverado 5500 and 6 other models — Engine block heater cord or the terminals that connect the…
Other campaigns involving Chevrolet vehicles
- 2025–2026 Chevrolet Express and 1 other model — Steering gear assembly may have a nut that was not properly…
- 2026 Chevrolet Express and 1 other model — Gear shifter may provide inaccurate gear selection feedback…
- 2018 Chevrolet Silverado 1500 and 5 other models — Left-side or right-side roof rail air bag (RRAB) inflator…
All Chevrolet Silverado 4500 recalls → · All Chevrolet recalls →
Source: NHTSA recall database, campaign 24V738000 (manufacturer number N242477760). Data last verified Jul 30, 2026.