NHTSA vehicle safety data
2020 Chevrolet Silverado 6500 Recalls, Ratings & Complaints
The 2020 Chevrolet Silverado 6500 has 1 NHTSA recall campaign and 0 owner complaints on file as of October 16, 2026. Recall repairs are usually free at an authorized Chevrolet dealer.
NHTSA recall and complaint data for the 2020 Chevrolet Silverado 6500. Recall data is refreshed daily from NHTSA.
SERVICE BRAKES, HYDRAULIC:POWER ASSIST
NHTSA #25V768000Reported November 6, 2025 · General Motors, LLC
Potentially affected: 891 vehicles
Defect description
General Motors, LLC (GM) is recalling certain 2019-2020 Chevrolet Silverado Medium Duty 4500HD, 5500HD, and 6500HD vehicles. These vehicles were remedied under NHTSA Recall 25V390 with a brake jumper wire harness that was assembled without protective tape. A wiring harness that is missing protective tape can allow the wires to become damaged.
Safety consequence
Damaged brake jumper wires can result in power brake assist failure, increasing the risk of a crash.
Manufacturer remedy
Dealers will remove the installed wire harness, apply protective tape, and reinstall the wire harness, free of charge. Owner notification letters are planned to be mailed December 22, 2025. Owners may contact GM customer assistance number at 1-866-467-9700. GM's number for this recall is N252531990. Vehicles in this recall were previously repaired under 25V390 and will need to have the new remedy completed. Vehicle Identification Numbers (VINs) involved in this recall became searchable on NHTSA.gov beginning November 6, 2025.
Other Chevrolet Silverado 6500 model years
Check your 2020 Chevrolet Silverado 6500 VIN
Not every recall applies to every VIN in a given year. Enter the 17-character VIN from your Chevrolet Silverado 6500 at nhtsa.gov/recalls to see whether your specific vehicle has an unrepaired recall.
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