2003 GMC SIERRA CLASSIC TSBs (8)

Bulletin:
050232008
Component:
015100 steering:hydraulic power assist:pump
Summary:
Gear box power steering pump, p/s performance concerns. *nj updated on 6/30/2011. *kb
Bulletin:
PIT-4662
Component:
110000 electrical system
Summary:
Gmc: sir mil dtc b0084 and/or b0085. this concern could be caused by broken seat position sensor circuits under the driver or passenger front seats. over time, from repeated seat movement, the wiring could break. *pe
Bulletin:
SB-02-06-04-0371
Component:
061000 engine and engine cooling:engine
Summary:
Chevrolet/gmc: check engine light on, fuel tank hard to fill, dtcs p0442, p0446, p0455 or p0449 set (replace evaporative emission (evap) vent valve solenoid assembly and add/relocate fileter box using service kit). *pe
Bulletin:
PIP-4379-D
Component:
103000 power train:automatic transmission
Summary:
Chevrolet/gmc: delayed or no drive and delayed or no reverse with dtc's, range inhibit. model years 2001-2013. *pe updated on 06/08/2011. *kb updated on 06/16/2011. *kb updated 11/26/12. *pe updated 12/4/2013 *js
Bulletin:
PIT-3749D
Component:
161000 structure:frame and members
Summary:
Gm: on some truck models there is some frame corrosion. *rm updated on 5/2/2012. *kb
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
Bulletin:
PIT-5141
Component:
353600 equipment:air conditioner
Summary:
Buick/cadillac/chevrolet/gmc/oldsmobile: if blower motor is set to any speed position and when key is off, it becomes inoperative and may still be inoperative after key is turned on. *pe updated on 5/1/12. *js
Bulletin:
05-02-32-008D
Component:
010000 steering
Summary:
General motors: diagnosing power steering concerns. in rare cases, customers may comment on a lack of steering assist when stopped or during parking lot type of maneuvers. *js updated 09/02/14*lj

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