Product improvement program for installing a check valve in the transmission cooling circuit on certain...
Caterpillar technical service bulletin TEBE3939-00 for 2014-2017 Caterpillar CT660.
- Bulletin number
- TEBE3939-00
- Component
- Power train
- Summary
- Product improvement program for installing a check valve in the transmission cooling circuit on certain ct660 trucks equipped with cx31 transmissions - a unique sequence of events must take place in order for a nuisance hesitation to be experienced. The hesitation generally occurs on the first shift after the truck has been shut off for a long period of time. The ct660 equipped with cx31 ransmission hesitates for up to ten seconds when shifting from neutral to 1st gear on start-up due to oil drainage in the system. Conduct rework procedure.
Vehicles covered
- Caterpillar CT660 2014-2017 2014201520162017
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