Freightliner M2 with Cummins ISC 8.3 uneven idle, won't rev.

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Freightliner M2 with Cummins ISC 8.3 uneven idle, won't rev.

08-14-2025, (Subject: Freightliner M2 with Cummins ISC 8.3 uneven idle, won't rev. )

Post: #14

wrench buster Offline

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RE: Freightliner M2 with Cummins ISC 8.3 uneven idle, won't rev.

The injector trim codes were the problem, the after market inj. trim codes fouled up the injector programming for ALL of the injectors including the 2 Cummins remans that I installed. Beware of aftermarket injectors. I inputted the original trim code and the truck runs great.

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Messages In This Thread

Freightliner M2 with Cummins ISC 8.3 uneven idle, won't rev. - wrench buster - 08-03-2025,

RE: Freightliner M2 with Cummins ISC 8.3 uneven idle, won't rev. - DVT873 - 08-08-2025,

RE: Freightliner M2 with Cummins ISC 8.3 uneven idle, won't rev. - mikkhh - 08-09-2025,

RE: Freightliner M2 with Cummins ISC 8.3 uneven idle, won't rev. - wrench buster - 08-09-2025,

RE: Freightliner M2 with Cummins ISC 8.3 uneven idle, won't rev. - wrench buster - 08-09-2025,

RE: Freightliner M2 with Cummins ISC 8.3 uneven idle, won't rev. - Rawze - 08-10-2025,

RE: Freightliner M2 with Cummins ISC 8.3 uneven idle, won't rev. - mikkhh - 08-11-2025,

RE: Freightliner M2 with Cummins ISC 8.3 uneven idle, won't rev. - wrench buster - 08-14-2025

RE: Freightliner M2 with Cummins ISC 8.3 uneven idle, won't rev. - Rawze - 08-04-2025,

RE: Freightliner M2 with Cummins ISC 8.3 uneven idle, won't rev. - wrench buster - 08-07-2025,

RE: Engine miss - wrench buster - 08-07-2025,

RE: Engine miss - mikkhh - 08-07-2025,

RE: Engine miss - wrench buster - 08-07-2025,

RE: Freightliner M2 with Cummins ISC 8.3 uneven idle, won't rev. - Rawze - 08-08-2025,

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