Defect summary
RESERVOIR INTERIOR PAINT WAS ALLOWED TO ENTER THE AIR RESERVOIR CHECK VALVE, AND THE VALVE IS NOT PROPERLY SEATED.
Consequence
LACK OF PROPER SEATING CAUSES THE RESERVOIRS TO FAILTO COMPLY WITH THE REQUIREMENTS OF FMVSS 121.
Remedy
CLEAN AND RESEAT THE AIR CHECK VALVES AS NEEDED.
Notes
SYSTEM: BRAKES.VEHICLE DESCRIPTION: HEAVY TRUCKS.
Source: NHTSA ODI recalls file, campaign 91V178000. Text as published by NHTSA.