Caterpillar CT660 Recalls & Complaints by Model Year

NHTSA lists 5 safety recalls and 0 owner complaints across 5 model years of the Caterpillar CT660 (2012–2016).

Pick your Caterpillar CT660 model year

• 2012
• 2013
• 2014
• 2015
• 2016

All Caterpillar CT660 recalls (5)

Every NHTSA safety campaign that lists a Caterpillar CT660, most recent first, with the model years each one covers.

1. Tie rod assembly (steering)

   NHTSA 17V641000 Reported October 11, 2017 4 vehicles potentially affected Caterpillar Inc.

   Caterpillar Inc. (Caterpillar) is recalling all 2016 Navistar CT660S trucks equipped with certain Spicer D or E series steer axles. The castellated nut on the steer axles may not be properly torqued, allowing the tie rod to loosen.

   Remedy: Caterpillar will notify owners, and dealers will tighten the castellated nut and tie rod, replacing them as necessary, free of charge. The recall began on December 08, 2017. Owners may contact Caterpillar customer…

   Model years: 2016

2. Air (parking brake)

   NHTSA 14V814000 Reported December 23, 2014 57 vehicles potentially affected Caterpillar Inc.

   Caterpillar Inc. (Caterpillar) is recalling certain model year 2015 CT660, and CT681 trucks manufactured July 28, 2014, to November 5, 2014. The affected vehicles may experience brake drag due to an improperly seated diaphragm in the brake chamber.

   Remedy: Caterpillar will notify owners, and dealers will replace the brake actuators, free of charge. An interim letter was mailed to owners on March 18, 2015. A second notice will be mailed once parts become available. Owners…

   Model years: 2015

3. Service brakes

   NHTSA 14V068000 Reported February 20, 2014 181 vehicles potentially affected Caterpillar Inc.

   Caterpillar Inc. (Caterpillar) is recalling certain model year 2012-2013 CT660 trucks manufactured August 2011 through August 2012, and equipped with feature code 0504501, 0504504, or 04EWM Reduced Stopping Distance (RSD) brake linings and with or without feature code 04WCS Greased For Life front air S-cam brakes. In the affected…

   Remedy: Caterpillar will notify owners, and dealers will replace the S-cam brake assemblies with a brake assembly with cast spiders and S-cam tube bracket assemblies with reinforced gussets, free of charge. The recall began on…

   Model years: 2012, 2013

4. Exterior lighting

   NHTSA 13V072000 Reported March 12, 2013 49 vehicles potentially affected CATERPILLAR INC.

   Caterpillar is recalling certain 2012 and 2014 Caterpillar CT660 heavy duty trucks manufactured by Navistar between October 31, 2011, and January 23, 2013. Certain side marker lamps and/or reflective tape were not applied to these vehicles, which have a length of 30 feet or longer. Thus, these vehicles fail to conform to the…

   Remedy: Caterpillar will notify owners, and dealers will repair the vehicles free of charge. The recall began on April 262013. Owners may contact Caterpillar at 1-800-447-4986.

   Model years: 2012, 2014

5. Check valve (service brakes)

   NHTSA 12V051000 Reported February 13, 2012 104 vehicles potentially affected CATERPILLAR INC.

   Caterpillar is recalling certain model year 2012-2013 ct660 commercial trucks, manufactured from december 2, 2010, through january 26, 2012, and equipped with bendix atr-6 traction relay valves. In extremely cold conditions, these bendix relay valves may potentially develop internal leakage. Internal leakage can lead to air pressure…

   Remedy: Caterpillar will notify owners, and dealers will repair the vehicles free of charge. Owners may contact caterpillar at 309-675-5658.

   Model years: 2012, 2013

Other Caterpillar models

• CT6810 complaints

Source: NHTSA recall and complaint databases and EPA fuel economy data, October 2026. Complaint counts are owner reports to NHTSA, not verified defects. Recall counts are safety campaigns that list this model year; whether a particular car was already repaired depends on its VIN. How this data is compiled.