GMC · Canada · Mod
GMC Astro, Brigadier +4 more: Brakes
Affects GMC Astro, Brigadier, Bruin, General, Bison, Titan · 1976 — about 73 vehicles.
The hazard
ON CERTAIN MEDIUM DUTY TRUCKS, IT IS POSSIBLE THAT SERRATIONS WERE NOT MACHINED DEEP ENOUGH INTO THE LOWER PEDAL ASSEMBLY TO EFFECTIVELY ENGAGE WITH SERRATIONS IN THE LOWER PEDAL. AS A RESULT THE UPPER PEDAL MAY PIVOT FORWARD IN ITS MOUNTING BOLT DURING A HARD BRAKE APPLICATION CAUSING IT TO BIND ON THE FLOOR BOARD PERMITTING ONLY A PARTIAL OR INEFFECTIVE APPLICATION OF THE BRAKES. IF THIS OCCURS, IT COULD RESULT IN COMPLETE LOSS OF SERVICE BRAKES AND A VEHICLE CRASH.
What to do
Contact your dealer; the remedy details were not included in the filing.
Critical — crash/injury risk now
High — injury risk; see remedy
Moderate — fix at next service
Low — minor / informational