Service brakes, hydraulic: power assist (Chevrolet)
Vehicle recall 25V-768. NHTSA received General Motors, LLC’s report on Nov 6, 2025.
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The short answer
NHTSA received General Motors, LLC’s report on Nov 6, 2025. Copied from NHTSA on Oct 23, 2026.
Every line below is in NHTSA’s own words, with its source beside it.
What’s wrong with it?
Damaged brake jumper wires can result in power brake assist failure, increasing the risk of a crash.
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.
NHTSA, Recalls flat file. Released Oct 23, 2026. Updated daily.
- NHTSA’s part: Service brakes, hydraulic: power assist.
What should you do?
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.
NHTSA, Recalls flat file. Released Oct 23, 2026. Updated daily.
- Check a vehicle by its VIN at NHTSA: the recalls still open on it are listed there.
Which ones are recalled?
NHTSA counts 891 vehicles potentially involved, across everything this recall names.
Each model year opens its own page: every recall naming it, its owner complaints and its crash ratings.
NHTSA, Recalls flat file. Released Oct 23, 2026. Updated daily.
Who is recalling it?
- Made by General Motors, LLC.
NHTSA, Recalls flat file. Released Oct 23, 2026. Updated daily.
What the record doesn’t say
- NHTSA’s recall file doesn’t say whether anyone was hurt. Owners’ complaints are counted on each vehicle’s page.
- Whether one vehicle or seat has been fixed: only its maker, or NHTSA’s lookup with a VIN, can say.
- How many have been returned or fixed isn’t in the notice.
Hearth Record wrote these lines.
Sources
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National Highway Traffic Safety Administration, Recalls flat file (FLAT_RCL_POST_2010).
Released Oct 23, 2026 and checked Oct 23, 2026. Updated daily. Public domain (U.S. Government work).
Vehicle, car seat, tire and vehicle equipment recalls, owner complaints and crash ratings are from the National Highway Traffic Safety Administration (NHTSA). Copied on Oct 23, 2026.