Parking Brake
Problem: Certain trucks equipped with bendix sr-7 spring brake modulating valves. The internal rubber check valve May leak causing a delay in the application of the spring brakes to park the vehicle after the operator pulls the dash valve button.
Original NHTSA wording
CERTAIN TRUCKS EQUIPPED WITH BENDIX SR-7 SPRING BRAKE MODULATING VALVES. THE INTERNAL RUBBER CHECK VALVE MAY LEAK CAUSING A DELAY IN THE APPLICATION OF THE SPRING BRAKES TO PARK THE VEHICLE AFTER THE OPERATOR PULLS THE DASH VALVE BUTTON.
Risk: This could delay or failure in applying the parking brakes potentially resulting in a vehicle roll away.
Original NHTSA wording
THIS COULD DELAY OR FAILURE IN APPLYING THE PARKING BRAKES POTENTIALLY RESULTING IN A VEHICLE ROLL AWAY.
Remedy & notes
Dealers will install a check valve repair kit for the affected sr-7 spring brake modulating valve free of charge. The recall began on August 22, 2007. Owners May contact Peterbilt at 940-591-4201.
Petterbilt recall no. 607G. Customers May also contact the national highway traffic safety administration's vehicle safety hotline at 1-888-327-4236 (tty 1-800-424-9153), or go to http://www.safercar.gov.