1999 GMC S/T PICKUP TSBs (3)

Bulletin:: 000604053
Component:: 061100 engine and engine cooling:engine:gasoline
Summary:: Some owners may comment on a hiss noise at closed throttle only. it may sound similar to a belt noise or a power steering pump noise when it is cold. *tt
Bulletin:: 111200
Component:: 061100 engine and engine cooling:engine:gasoline
Summary:: Some customers may complain that their full-size pickup trucks may be hard to start or intermittently does not start. *tt
Bulletin:: 010729001
Component:: 102000 power train:manual transmission
Summary:: Some owners may comment on the manual transmission coming out of gear. typically 1st gear is most affected. *tt