2019–2020 Chevrolet 4500HD, 2020 Chevrolet 4500XD, 2019–2020 Chevrolet 5500HD and 5 other models Recall: Lug nuts on the rear outer wheels may not have been properly tightened…
NHTSA campaign 19V835000 · Wheels · filed Nov 20, 2019 · verified Jul 30, 2026
The defect
Isuzu Technical Center of America, Inc. (Isuzu) is recalling certain 2017-2020 NPR-HD, 2019-2020 NPR-XD, NQR, NRR, Chevrolet 4500HD, Chevrolet 5500HD and Chevrolet 5500XD, and 2020 Chevrolet 4500XD vehicles. The lug nuts on the rear outer wheels may not have been properly tightened when installed onto the rear axles.
The risk
If the lug nuts were not properly tightened, they can loosen, causing the to wheel separate from the vehicle, increasing the risk of a crash.
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
Isuzu will notify owners, and dealers will inspect the rear outer wheel lug nuts and tightening or replacing them as necessary, free of charge. The recall began December 20, 2019. Owners may contact Isuzu customer service at 1-866-441-9638 or Chevrolet customer service at 1-800-222-1020. Isuzu's number for this recall is V1906.
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 www.safercar.gov.
Affected vehicles
Related recalls
More Chevrolet 4500HD recalls
- 2019–2023 Chevrolet 4500HD and 2 other models — Brake pressure sensor assembly may leak brake fluid into…
- 2021–2022 Chevrolet 4500HD and 4 other models — Hex flange lock nuts used in the suspension and steering…
- 2022 Chevrolet 4500HD and 2 other models — Pressure-sensor fitting of the primary hydraulic brake line…
- 2017–2020 Chevrolet 4500HD and 11 other models — U-bolt nuts for the rear axle may not have been properly…
- 2019–2020 Chevrolet 4500HD and 8 other models — Due to a manufacturing issue, the seat belt webbing locking…
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…
Source: NHTSA recall database, campaign 19V835000 (manufacturer number V1906). Data last verified Jul 30, 2026.