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1995 Peterbilt 520 TSBs

3 Technical Service Bulletins across 3 categories

Electrical

1 bulletin
10191380

The current chassis harness connector contains a wire that is no longer necessary with the latest electrical architecture.

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The presence of the wire could result in a false fault code.

Other

1 bulletin
10168707

Information only: Some model 320 and 520 vehicles built before 3/11/2019 may experience loss or loosening of doghouse insulation.

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Reference the procedure in the attachment section to properly remove and replace the insulation.

HVAC & Climate

1 bulletin
10168703

Information Only: This bulletin provides guidance for repairing an air-conditioning system after internal failure of the...

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A/C compressor.