9999 GMC SCHOOL BUS SERIES TSBs (3)

Bulletin:
191000
Component:
161000 structure:frame and members
Summary:
This issue involves the visible nature of the frame rail inner edges on 1999 through 2001 medium-duty conventional cab, tilt cabs, and school bus vehicles. these frame rails indicate that there is a tearing effect at the frame rail flang
Bulletin:
SB-03-07-29-004K
Component:
102000 power train:manual transmission
Summary:
This informational bulletin provide information on the operating characteristics of a manual transmission.
Bulletin:
PI-0281-E
Component:
161100 structure: frame and members:underbody shields
Summary:
This preliminary informational bulletin provides information that may be helpful when addressing underbody component corrosion with customers.

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