NHTSA (USA)Critical
1990 GMC C7NHTSA Campaign #89V208000
The official notice
Defect
THE FRONT AIR BRAKE HOSES CAN CONTACT THE INNER FENDER EXTENSIONS.
Safety Risk
THIS INTERFERENCE CAN CHAFE THE BRAKE HOSES TO THE POINTOF RUPTURE, RESULTING IN LOSS OF FRONT BRAKES WITH POTENTIAL FOR AN ACCIDENT.
Remedy
CUT OUT A PORTION OF INNER FENDER EXTENSIONS TO PREVENT INTERFERENCE. ALSO, REPLACE ANY DAMAGED FRONT BRAKE HOSES.
Updated June 10, 2026