Diagnose This!

Oct 1, 2008

Updated Oct 22, 2009

By Truck Parts & Service Staff

Each month in Diagnose This! we present a real-life service scenario with clues as to what the ultimate diagnosis was. If you think you know the answer, be the first to e-mail [email protected] with the correct response for free Truck Parts & Service merchandise. The answer will be revealed in a future issue of the magazine.

Vehicle: 2006 Freightliner M2

Key components: Caterpillar C7 engine, Allison WTECIII transmission

Scenario: While making local deliveries, this vehicle suddenly has a flashing “Check Engine” light.

Clues:

The lamp remains flashing. Why?

Truck on empty highway in southern California

Regulations making California ‘next to impossible’

California fleets and their customers are beginning to feel the pinch from the state’s aggressive push toward zero-emission vehicles (ZEVs).

Navistar recently launched the new S13 powertrain.

How customer feedback can drive design changes

The parts business isn’t shrinking anytime soon

Changes coming to labor laws

Master Tech Recruitment and Retention

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