NHTSA campaign 23V266000 · Manufacturer campaign N222375270
Chevrolet Recall 23V-266: Brake Pressure Switch May Short and Cause Fire
- Park outside
Owners are advised to park these vehicles outside and away from structures until the recall repair is done.
NHTSA recall 23V266000 (Manufacturer campaign N222375270) was reported by General Motors, LLC on April 13, 2023, with 40,428 vehicles potentially affected (per NHTSA). NHTSA's record lists the Chevrolet 4500HD, Chevrolet 5500HD and Chevrolet 6500HD for model years 2019–2023. Owners were notified on July 11, 2023, per NHTSA.
Updated daily from NHTSA's recall files
Is my vehicle included?
This page lists, by model year, the vehicles NHTSA's recall record names for campaign 23V266000 in the model years try.vin imports (1995 and later); NHTSA's own record can list more. A model year on the list doesn't mean every vehicle of that year is included, and some may already have been repaired.
To see whether a specific vehicle is included and still needs the repair, enter its VIN at nhtsa.gov/recalls.
Chevrolet VIN check: decode a VIN to see its year, make and model.
Key facts
- NHTSA campaign
- 23V266000 (also written 23V-266 or 23V266)
- Filed by
- General Motors, LLC
- Manufacturer campaign number
- N222375270
- Report received
- Potentially affected
- 40,428 vehicles (per NHTSA)
- Component
- Service Brakes, Hydraulic
- Owners notified
Repair completion: 79.57% (latest rate the manufacturer reported to NHTSA; dataset updated October 21, 2026)
NHTSA cautions against comparing completion rates across recalls or manufacturers. How try.vin reads them.
Vehicles listed for this recall
NHTSA's recall record lists these vehicles for recall 23V266000. try.vin imports model years 1995 and later, so NHTSA's own list can be longer. Model years with a try.vin recall page link to it. Build dates are NHTSA's range for a model year (per NHTSA); a vehicle built in that range is not necessarily included.
NHTSA's recall notice
As NHTSA's recall record states it for campaign 23V266000.
Defect description
General Motors. LLC (GM) is recalling certain 2019-2023 Chevrolet 4500HD, 5500HD, and 6500HD Medium-Duty trucks. The brake pressure sensor assembly may leak brake fluid into the brake pressure switch and cause an electrical short-circuit.
Safety consequence
An electrical short in the brake pressure switch can overheat the circuit and increase the risk of a fire while driving or parked.
Manufacturer remedy
Owners are advised to park outside and away from structures until the recall repair is complete. Dealers will replace the master cylinder pressure sensor and inspect the wire harness, replacing it, if necessary, free of charge. Owner notification letters were mailed July 11, 2023. Owners may contact Chevrolet customer service at 1-800-222-1020. GM's number for this recall is N222375270.
Notes
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.nhtsa.gov.
Sources
Official NHTSA notice for recall 23V266000
Campaign details come from NHTSA's recall files, which try.vin imports once a day. The plain-language subject and the completion rate come from the U.S. Department of Transportation's Recalls Data dataset. How try.vin reads recall data.