The existing exhaust flex pipe CAN crack on certain CT660, CT680, and CT681 on-highway trucks
Caterpillar technical service bulletin TEBE5242-00 for 2014-2017 Caterpillar CT660 and 2014-2017 Caterpillar CT681.
- Bulletin number
- TEBE5242-00
- Component
- Engine and engine cooling: exhaust system
- Summary
- The existing exhaust flex pipe can crack on certain ct660, ct680, and ct681 on-highway trucks. If the existing exhaust flex pipe cracks it can/will result in an exhaust leak after the aftertreatment system but before the vertical stack. Replace the exhaust flex pipe and both cab shocks.
Vehicles covered
- Caterpillar CT660 2014-2017 2014201520162017
- Caterpillar CT681 2014-2017 2014201520162017
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