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December 5, 2025 Service bulletin

This bulletin covers the proper start-up and shut-down procedures, using the battery and ignition switches

Pierce technical service bulletin SB_766 for 2001-2011 Pierce Custom Contender and 2001-2006 Pierce Custom Chassis.

Bulletin number
SB_766
Component
Electrical system
Summary
This bulletin covers the proper start-up and shut-down procedures, using the battery and ignition switches. Using an incorrect order of operations of the battery disconnect and ignition switches may cause unpredictable electrical system failures and may potentially void the warranty of the alternator and other electrical components.

Vehicles covered

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