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May 6, 2026 Service bulletin

Troubleshooting procedures for 2.1m cab power windows are now available.

Kenworth technical service bulletin 02-177 for 2013-2026 Kenworth T680, 2012-2026 Peterbilt 579 and 2013-2026 Kenworth T880 and others.

Bulletin number
02-177
Component
Electrical system
Summary
Troubleshooting procedures for 2.1m cab power windows are now available.

Owners of these vehicles have filed 23 complaints in the electrical category.

Vehicles covered

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