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October 17, 2008 Service bulletin

Peterbilt trucks: the electrical system may shut down due to a power surge

Peterbilt technical service bulletin FRN-808-1 for 2007-2008 Peterbilt 379, 2007-2008 Peterbilt 389 and 2007-2008 Peterbilt 388 and others.

Bulletin number
FRN-808-1
Component
Electrical system: alternator/generator/regulator
Summary
Peterbilt trucks: the electrical system may shut down due to a power surge. When this occurs, the green light on the comfortclass control panel turns to red.

Owners of these vehicles have filed 3 complaints in the electrical category.

Vehicles covered

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