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Technical Service Bulletins of the 2003 Am General Hummer

There have been 18 technical service bulletins issued for the 2003 Am General Hummer.

1 2003 Am General Hummer steering TSB (Bulletin 01897)

Bulletin Date:	Jan. 1, 2004
Component:	Steering.
Bulletin Summary:	Lack of steering assist or shudder during parking lot type maneuvers.
Vehicles covered in this TSB:	2003 Am General Hummer, 2003 Cadillac Escalade, 2004 Cadillac Escalade, 2003 Chevrolet Express, 2004 Chevrolet Express, 2003 Chevrolet Silverado, 2004 Chevrolet Silverado, 2003 Chevrolet Suburban, 2004 Chevrolet Suburban, 2003 Chevrolet Tahoe, 2004 Chevrolet Tahoe, 2003 GMC Denali, 2003 GMC Savana, 2004 GMC Savana, 2003 GMC Sierra, 2004 GMC Sierra, 2003 GMC Yukon, 2004 GMC Yukon.

2 2003 Am General Hummer parking brake linkage and cable TSB (Bulletin 01805)

Bulletin Date:	Jan. 1, 2004
Component:	Parking brake linkage and cable.
Bulletin Summary:	Underbody squeak noise.
Vehicles covered in this TSB:	2003 Am General Hummer.

3 2003 Am General Hummer radio/tape deck/cd TSB (Bulletin 01864)

Bulletin Date:	Jan. 1, 2004
Component:	Radio/tape deck/cd.
Bulletin Summary:	Radio cd skips/ejects or clock resets to 12:00.
Vehicles covered in this TSB:	2003 Am General Hummer, 2003 Cadillac Escalade, 2004 Cadillac Escalade, 2003 Chevrolet Avalanche, 2004 Chevrolet Avalanche, 2003 Chevrolet Express, 2004 Chevrolet Express, 2003 Chevrolet Silverado, 2004 Chevrolet Silverado, 2003 Chevrolet Suburban, 2004 Chevrolet Suburban, 2003 Chevrolet Tahoe, 2004 Chevrolet Tahoe, 2003 GMC Denali, 2003 GMC Savana, 2004 GMC Savana, 2003 GMC Sierra, 2004 GMC Sierra, 2003 GMC Yukon, 2004 GMC Yukon, 2004 Hummer H2.

4 2003 Am General Hummer steering electric power assist system TSB (Bulletin 01863)

Bulletin Date:	Jan. 1, 2004
Component:	Steering electric power assist system.
Bulletin Summary:	Lack of steering assist when stopped or during parking lot type maneuvers.
Vehicles covered in this TSB:	2003 Am General Hummer, 2003 Cadillac Escalade, 2004 Cadillac Escalade, 2003 Chevrolet Avalanche, 2004 Chevrolet Avalanche, 2003 Chevrolet Express, 2004 Chevrolet Express, 2003 Chevrolet Silverado, 2004 Chevrolet Silverado, 2003 Chevrolet Suburban, 2004 Chevrolet Suburban, 2003 Chevrolet Tahoe, 2004 Chevrolet Tahoe, 2003 GMC Savana, 2004 GMC Savana, 2003 GMC Sierra, 2004 GMC Sierra, 2003 GMC Yukon, 2004 GMC Yukon.

5 2003 Am General Hummer catalytic convertor TSB (Bulletin 020605004)

Bulletin Date:	Oct. 1, 2002
Component:	Catalytic convertor.
Bulletin Summary:	Misfire dtcs and catalytic converter damage due to installation of alarm systems. 2003 and prior gm passenger cars and light duty trucks & 2003 and prior isuzu light duty trucks.
Vehicles covered in this TSB:	2003 Am General Hummer.

6 2003 Am General Hummer defroster/defogger system TSB (Bulletin 020139004)

Bulletin Date:	Aug. 1, 2002
Component:	Defroster/defogger system.
Bulletin Summary:	Information regarding new pag oil released for certain vehicles including all 2003 passenger cars and trucks.
Vehicles covered in this TSB:	2003 Am General Hummer, 2003 Buick Buick, 2003 Cadillac Cadillac, 2002 Chevrolet Cavalier, 2003 Chevrolet Chevrolet, 2003 GMC GMC, 2002 Oldsmobile Alero, 2003 Oldsmobile Oldsmobile, 2002 Pontiac Grand Am, 2003 Pontiac Pontiac, 2002 Pontiac Sunfire.

7 2003 Am General Hummer gasoline engine TSB (Bulletin 020601028)

Bulletin Date:	Aug. 1, 2002
Component:	Gasoline engine.
Bulletin Summary:	Information regarding engine crankcase flush for 2003 and prior gm cars and trucks and isuzu light and medium duty trucks with gasoline engines.
Vehicles covered in this TSB:	2003 Am General Hummer, 2003 Buick Buick, 2003 Cadillac Cadillac, 2003 Chevrolet Chevrolet, 2003 GMC Gmc Truck, 2003 Isuzu Isuzu Truck, 2003 Oldsmobile Oldsmobile.

8 2003 Am General Hummer body door TSB (Bulletin 062602)

Bulletin Date:	Jun. 26, 2002
Component:	Body door.
Bulletin Summary:	Information on the power door locks on the 2003 hummer h2.
Vehicles covered in this TSB:	2003 Am General Hummer.

9 2003 Am General Hummer unknown or other TSB (Bulletin 020730028)

Bulletin Date:	Jun. 1, 2002
Component:	Unknown or other.
Bulletin Summary:	Information on automatic transmission serial number and site code locations for 2003 and prior passenger cars and trucks and 2003 hummer h2 with north american automatic transmissions.
Vehicles covered in this TSB:	2003 Am General Hummer, 2003 Buick Buick, 2003 Cadillac Cadillac, 2003 Chevrolet Chevrolet, 2003 GMC GMC, 2003 Isuzu Isuzu Truck, 2003 Oldsmobile Oldsmobile, 2003 Pontiac Pontiac.

10 2003 Am General Hummer unknown or other TSB (Bulletin 020730029)

Bulletin Date:	Jun. 1, 2002
Component:	Unknown or other.
Bulletin Summary:	Information on the new powertrain quality center for engine and transmission assembly for 2003 and prior passenger cars and trucks with automatic transmissions.
Vehicles covered in this TSB:	2003 Am General Hummer, 2003 Buick Buick, 2003 Cadillac Cadillac, 2003 Chevrolet Chevrolet, 2003 GMC GMC, 2003 Isuzu Isuzu Truck, 2003 Oldsmobile Oldsmobile, 2003 Pontiac Pontiac.

11 2003 Am General Hummer unknown or other TSB (Bulletin 020601026)

Bulletin Date:	Jun. 1, 2002
Component:	Unknown or other.
Bulletin Summary:	Subject regarding engine identification information for 2003 and prior passenger cars and trucks and 2003 hummer h2 with north american engines.
Vehicles covered in this TSB:	2003 Am General Hummer, 2003 Buick Buick, 2003 Cadillac Cadillac, 2003 Chevrolet Chevrolet, 2003 GMC GMC, 2003 Isuzu Isuzu Truck, 2003 Oldsmobile Oldsmobile.

12 2003 Am General Hummer unknown or other TSB (Bulletin 990089019B)

Bulletin Date:	Feb. 1, 2002
Component:	Unknown or other.
Bulletin Summary:	Subject regarding warranty parts center / corporate parts return program for 2003 and prior passenger cars and trucks.
Vehicles covered in this TSB:	2003 Am General Hummer, 2003 Buick Buick, 2003 Cadillac Cadillac, 2003 Chevrolet Chevrolet, 2003 GMC GMC, 2003 Isuzu Isuzu Truck, 2003 Oldsmobile Oldsmobile, 2003 Pontiac Pontiac.

13 2003 Am General Hummer rearview mirrors/devices exterior TSB (Bulletin 010102)

Bulletin Date:	Jan. 1, 2002
Component:	Rearview mirrors/devices exterior.
Bulletin Summary:	Subject regarding 2003 hummer h2 loose outside rear view mirrors at the pivot point.
Vehicles covered in this TSB:	2003 Am General Hummer.

14 2003 Am General Hummer body door TSB (Bulletin 010102)

Bulletin Date:	Jan. 1, 2002
Component:	Body door.
Bulletin Summary:	Subject regarding 2003 hummer h2 programmable power door locks.
Vehicles covered in this TSB:	2003 Am General Hummer.

15 2003 Am General Hummer interior lighting TSB (Bulletin 010102)

Bulletin Date:	Jan. 1, 2002
Component:	Interior lighting.
Bulletin Summary:	Subject regarding 2003 hummer h2 loose roof lights.
Vehicles covered in this TSB:	2003 Am General Hummer.

16 2003 Am General Hummer windshield TSB (Bulletin 010102)

Bulletin Date:	Jan. 1, 2002
Component:	Windshield.
Bulletin Summary:	Subject regarding 2003 hummer h2 loose windshield to a pillar moldings.
Vehicles covered in this TSB:	2003 Am General Hummer.

17 2003 Am General Hummer rear window wiper/washer TSB (Bulletin 010102)

Bulletin Date:	Jan. 1, 2002
Component:	Rear window wiper/washer.
Bulletin Summary:	Subject regarding 2003 hummer h2 rear window washer spray nozzle drips and / or extended pump run time for washer to spray.
Vehicles covered in this TSB:	2003 Am General Hummer.

18 2003 Am General Hummer engine and engine cooling TSB (Bulletin 3232)

Bulletin Date:
Component:	Engine and engine cooling.
Bulletin Summary:	Misfire at idle cold and possible p0171 and or p0174.
Vehicles covered in this TSB:	2003 Am General Hummer, 2002 Cadillac Escalade, 2003 Cadillac Escalade, 1999 Chevrolet Avalanche, 2000 Chevrolet Avalanche, 2001 Chevrolet Avalanche, 2002 Chevrolet Avalanche, 2003 Chevrolet Avalanche, 1999 Chevrolet Envoy, 2000 Chevrolet Envoy, 2001 Chevrolet Envoy, 2002 Chevrolet Envoy, 1999 Chevrolet Express, 2000 Chevrolet Express, 2001 Chevrolet Express, 2002 Chevrolet Express, 2003 Chevrolet Express, 1999 Chevrolet Sierra, 2000 Chevrolet Sierra, 2001 Chevrolet Sierra, 2002 Chevrolet Sierra, 2003 Chevrolet Sierra, 1999 Chevrolet Silverado, 2000 Chevrolet Silverado, 2001 Chevrolet Silverado, 2002 Chevrolet Silverado, 2003 Chevrolet Silverado, 1999 Chevrolet Suburban, 2000 Chevrolet Suburban, 2001 Chevrolet Suburban, 2002 Chevrolet Suburban, 2003 Chevrolet Suburban, 1999 Chevrolet Tahoe, 2000 Chevrolet Tahoe, 2001 Chevrolet Tahoe, 2002 Chevrolet Tahoe, 2003 Chevrolet Tahoe, 1999 Chevrolet Trailblazer, 2000 Chevrolet Trailblazer, 2001 Chevrolet Trailblazer, 2002 Chevrolet Trailblazer, 2003 Chevrolet Trailblazer, 1999 Chevrolet Yukon, 2000 Chevrolet Yukon, 2001 Chevrolet Yukon, 2002 Chevrolet Yukon, 2003 Chevrolet Yukon, 1999 GMC Savana, 2000 GMC Savana, 2001 GMC Savana, 2002 GMC Savana, 2003 GMC Savana.

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