Chevrolet 6500HD, 5500HD +1 more: Parking brake

Affects Chevrolet 6500HD, 5500HD, 4500HD · 2022 — about 39 vehicles.

The hazard

A brake fluid leak can extend the distance required to stop the vehicle, increasing the risk of a crash.

What to do

Dealers will tighten the brake pressure switch, bleed the brake system, and top-off the brake fluid, free of charge. Owner notification letters were mailed June 23, 2022. Owners may contact Chevrolet customer service at 1-800-222-1020. GM's number for this recall is N222368230.

Critical — crash/injury risk now High — injury risk; see remedy Moderate — fix at next service Low — minor / informational