NHTSA campaign 12V465000
Hazard
Navistar is recalling certain model year 2013 International 8600, 2012 and 2013 Durastar, 2011-2013 ProStar, and 2012 WorkStar trucks, manufactured from November 23, 2010, through April 02, 2012, and equipped with piston spring brake feature code 04EVP. The piston bore area of the parking brake chamber may have an air leak could result in the parking brake not fully releasing.
Consequence
If the parking brake does not fully release, the service brakes may lock up without warning, increasing the risk of a crash.
Remedy
Navistar will notify owners, and dealers will replace the spring brake chamber free of charge. The safety recall began on November 6, 2012. Owners may contact Navistar at 1-331-332-1590.
The text above is quoted verbatim from the NHTSA record. Confirm the affected units and the remedy with the manufacturer or NHTSA. Recall data may be incomplete, delayed, or superseded.