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2006 Peterbuilt speedometer
Posted to HD/Fleet Forum on 12/1/2020 10 Replies

2NPLLZ9X47M680919 2006 Peterbuilt 335.. Speedometer drops to 0 once or twice a day. Looking for some SI. My MOTOR wiring link is down. It appears this gets a CAN signal from the Cummins ISC engine, Allison 3000 trans or the ABS system. No codes in any of them.... Login to read more.

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