Abs malfunction indicator may not light/fmvss 105
Defect Summary
General motors is recalling certain 2019-2020 chevrolet 4500hd, 5500hd, and 6500hd medium duty trucks. if the vehicle's body control module (bcm) loses communication with the vehicle's electronic brake control module (ebcm), the ebcm software programming may not illuminate the vehicle's abs malfunction indicator light (mil). as such, these vehicles fail to comply with federal motor vehicle safety standard (fmvss) number 105, "hydraulic and electric brake systems."
Safety Consequence
If a driver is unaware that the abs system is malfunctioning, there may be an increased risk of a crash.
Corrective Action
Gm will notify owners, and dealers will update the software calibration for the body control module (bcm). the recall began june 29, 2020. owners may contact chevrolet customer service at 1-800-222-1020. gm's number for this recall is n202305070.
Similar Recalls
Other recalls from General Motors, Llc or involving Electrical System.
FAQ: Recall 20V319000
Your rights, the repair process, and what each field on this page means.
What is recall 20V319000?
NHTSA recall 20V319000 was issued by General Motors, Llc on May 29, 2020. It addresses: Abs malfunction indicator may not light/fmvss 105. The recall affects approximately 12,200 vehicles, with the defect involving the Electrical System component.
How do I get this recall repaired?
Contact any authorized General Motors, Llc dealer and reference NHTSA recall ID 20V319000 or the manufacturer campaign number N202305070. Under federal law, the repair is completely free regardless of vehicle age or owner history.
Is my vehicle included in this recall?
The only way to confirm is to look up your 17-character VIN at nhtsa.gov/recalls. NHTSA's tool will tell you if VIN-by-VIN this exact recall applies.
How long do I have to get a recall repair done?
There is no expiration on most federal safety recalls. Even if your vehicle is years old and you bought it used, the manufacturer is required to perform the repair at no cost.
Where does the data on this page come from?
All information on this page is sourced directly from the U.S. Department of Transportation public dataset for NHTSA recalls. Last refreshed: 2026-05-22. For the most current official notice, visit nhtsa.gov/recalls.