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Service bulletin REBE997000

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10117877
Published by NHTSA2017-09-20
Manufacturer's numberREBE997000
Manufacturer's date2013-08-01
NHTSA componentELECTRICAL SYSTEM:WIRING

NHTSA's summary

PRODUCT SUPPORT PROGRAM FOR INSTALLING A GROUND WIRE FOR THE AC COMPRESSOR CLUTCH SOLENOID ON CERTAIN CT660 ON HIGHWAY TRUCKS - There is not a ground wire to the AC relay coil. The deactivation of the AC compressor clutch solenoid will not work properly. Thermal switch and pressure switches will not work properly and on certain CT660 On Highway Trucks failure of the AC compressor can occur. Install a ground wire for AC relay inside of fuse/breaker panel of the truck. Refer to the attached Rework Procedure.

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Electrical system, Wiring and fuses

Vehicles listed
CATERPILLAR CT6602012 to 2015

Listing a model year does not mean every vehicle of it is concerned: the document says which.