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January 1, 2010 Service bulletin

Freightliner: air management unit (amu) replacement. beginning 4/10, chassis equipped with air brakes or...

Freightliner technical service bulletin SB-42-17 for 2005-2009 Freightliner S2.

Bulletin number
SB-42-17
Component
Service brakes, air
Summary
Freightliner: air management unit (amu) replacement. Beginning 4/10, chassis equipped with air brakes or hydraulic brakes with air options, will be equipped with an accessory air valve assembly (aava). Aava will take the place of the current air management unit (amu) used on the chassis. No model years listed.

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