Caterpillar Recalls 2015 CT660 and CT681 Trucks for Brake Fire Risk
Caterpillar is recalling 57 model year 2015 CT660 and CT681 trucks because an improperly seated brake diaphragm may cause brake drag and a wheel end fire.
What this means for you
Illness, injury, or structural failure has been reported. Stop using the product immediately and contact the manufacturer for a refund or repair.
Our severity reasoning: The recall involves a structural vehicle defect (brake system) that may result in a wheel end fire, which aligns with the rubric criteria for a Severe (4) rating involving significant injury or property-damage reports/risks.
Plain-English summary
Caterpillar Inc. is recalling certain model year 2015 CT660 and CT681 trucks manufactured between July 28, 2014, and November 5, 2014. The recall affects 57 vehicles in total.
The affected vehicles may experience brake drag due to an improperly seated diaphragm in the brake chamber. This brake drag may result in a wheel end fire.
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, and a second notice will be mailed once parts become available. Owners may contact Caterpillar customer service at 1-309-675-5658 or the NHTSA Vehicle Safety Hotline at 1-888-327-4236.
The recalled product
- Product
- CATERPILLAR CT660, CT681
- Brand
- CATERPILLAR
- Manufacturer
- Caterpillar Inc.
- Category
- Vehicle — Heavy Truck
- Hazard
- Affected units
- 57
Is your product affected?
Check your packaging against the codes below. If any of them match, the product is part of this recall.
Model numbers (2)
- CT660
- CT681
Distribution
Distributed nationwide across the United States.
Related recalls
Same brand · CATERPILLAR
- SevereCaterpillar Recalls 2016 CT660 Trucks for Steering Defect
NHTSA · 2017-10-11
- SevereCaterpillar Recalls CT660 Trucks Due to Brake Bracket Fracture Risk
NHTSA · 2014-02-20
- HighCaterpillar Recalls CT660 Trucks for Missing Side Marker Lamps
NHTSA · 2013-03-12
- SevereCaterpillar CT660 Trucks Recalled for Brake Valve Leak Risk
NHTSA · 2012-02-13
Same manufacturer · Caterpillar Inc.
See all →- SevereCaterpillar Recalls 2015-2019 Progress Rail Sky Trim Hi-Rail Vehicles
NHTSA · 2019-06-14
- HighCaterpillar C7 Diesel Engine Recall for Blue Bird School Buses
NHTSA · 2011-12-02
- SevereCaterpillar C15 Diesel Engine Recall for Fire Risk
NHTSA · 2011-02-24
Same hazard · fire
See all →- HighKibbi Recalls 2026-2027 Renegade RVs Due to Fire Risk
NHTSA · 2026-09-05
- SevereAmana Through-The-Wall Air Conditioners Recalled Due to Fire Risk
CPSC · 2026-09-03
- Severe
- High
- SevereTiffin Recalls 2026-2027 Wayfarer RVs Due to LP Tank Defects
NHTSA · 2026-08-31