Vehicle recall 07V360000 · August 15, 2007

Mack CTP, CV and 7 more models

On 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…

Source: NHTSA data as of September 22, 2026. Last refreshed Sep 23, 2026, 2:43 AM UTC.

Summary: On 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.
Consequence: This could delay or failure in applying the parking brakes which could result in a vehicle roll away, increasing the risk of a crash.
Remedy: Mack is working with bendix to repair these vehicles (please see 07E037). Bendix will install a check valve repair kit for the affected SR-7 spring brake modulating valve free of charge. The recall began on January 10, 2008. Owners may contact bendix at 1-440-329-9000 or mack at 1-800-528-6586.
Notes: Mack recall no. SC0335 (SC0328).customers may 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.

Recall details

NHTSA campaign: 07V360000
Reported to NHTSA: August 15, 2007
Filed by: MACK TRUCKS, INC
Manufacturer campaign: SC0335
Owner notification: January 10, 2008
Vehicles potentially affected: 18,805
Initiated by: the manufacturer
Components: Parking brake

Recall 07V360000 on nhtsa.gov, with the manufacturer’s documents

Vehicles covered

As listed by NHTSA. A recall usually covers only some vehicles of each model and year, often a production date range.

Mack CHN (2006-2007): 2007, 2006
Mack CHU (2008): 2008
Mack CTP (2006-2008): 2008, 2007, 2006
Mack CV (2006-2008): 2008, 2007, 2006
Mack CXN (2006-2008): 2008, 2007, 2006
Mack CXP (2007): 2007
Mack CXU (2008): 2008
Mack GU (2008): 2008
Mack MR (2007): 2007

Has your Mack been repaired?

Recalls here come from NHTSA’s records for the model and year. Not every vehicle of a model is included in every recall, and this site can’t see whether a repair has been done. Only a VIN lookup can tell you that.

Check your VIN with NHTSA

NHTSA’s VIN search doesn’t show recalls that were already repaired, recalls more than 15 years old, or some small manufacturers’ recalls. A Mack dealer can also check your VIN. Recall repairs are free.