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March 4, 2026 Other

One-Piece Aluminum Crossmember Repair

Peterbilt technical service bulletin 14-036 for 2020-2026 Peterbilt 579, 2020-2026 Peterbilt 567 and 2024-2026 Peterbilt 589.

Bulletin number
14-036 (14-036)
Component
Structure: body
Summary
One-Piece Aluminum Crossmember Repair - Repair procedures are available to support the replacement of intermediate or midship one-piece aluminum crossmembers.

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