2000 GMC MEDIUM DUTY TSBs (4)

Bulletin:: 200900
Component:: 036400 service brakes, hydraulic:antilock:abs warning light
Summary:: This subject involves 1990 through 2000 model year medium duty vehicles with anti-lock brake system (abs) exhibiting a red primary brake light on after the installation of a service (abs) anti-lock brake system module. *tt
Bulletin:: 010604021
Component:: 063130 engine and engine cooling:exhaust system:emission control:gas recirculation valve (egr valve)
Summary:: Some w series medium duty tilt cab models may experience pcv system freeze-up when operated in extremely cold weather conditions, causing the engine rear main seal to leak. *tt
Bulletin:: 02047
Component:: 061000 engine and engine cooling:engine
Summary:: Supplement to 03-06-04-002 4hei-tc diesel engine - cold weather no start. also includes 2002, 2003 and 2004 medium duty. *tt
Bulletin:: SB-10-08-50-003B
Component:: 221300 seats:front assembly:head restraint
Summary:: General motors: information provided by bulletin for all 2012 and prior general motor trucks and passenger vehicles regarding the adjustable comfort and custom upholstery of the driver and the passenger head restraint. *pe