Some vehicles built between october 1, 1996 and december 31, 1997 with AD-9DI or AD-9I extended purge air...
Peterbilt technical service bulletin 4891 for 1996-1997 Peterbilt Peterbilt.
- Bulletin number
- 4891
- Component
- Service brakes, air: supply: hoses, lines/piping, and fittings
- Summary
- Some vehicles built between october 1, 1996 and december 31, 1997 with ad-9di or ad-9i extended purge air dryers vehicles may experience a sticking purge valve. Yc
Vehicles covered
- Peterbilt Peterbilt 1996-1997 19961997
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