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Technical Service Bulletins of the 1999 Am General Hummer

There have been 14 technical service bulletins issued for the 1999 Am General Hummer.

1 1999 Am General Hummer mechanical winch TSB (Bulletin 041322)

Bulletin Date: May. 1, 2004
Component: Mechanical winch.
Bulletin Summary: Winch control pack.
Vehicles covered in this TSB:
1994 Am General Hummer, 1995 Am General Hummer, 1996 Am General Hummer, 1997 Am General Hummer, 1998 Am General Hummer, 1999 Am General Hummer, 2000 Am General Hummer.

2 1999 Am General Hummer automatic transmission lever and linkage column shift TSB (Bulletin 010501)

Bulletin Date: Sep. 1, 2001
Component: Automatic transmission lever and linkage column shift.
Bulletin Summary: Customer satisfaction campaign amg r0101 regarding transfer case cooler.
Vehicles covered in this TSB:
1997 Am General Hummer, 1998 Am General Hummer, 1999 Am General Hummer, 2000 Am General Hummer.

3 1999 Am General Hummer automatic transmission lever and linkage column shift TSB (Bulletin 010901)

Bulletin Date: Sep. 1, 2001
Component: Automatic transmission lever and linkage column shift.
Bulletin Summary: Customer notification letter regarding customer satisfaction campaign amg r0101 - transfer case cooler replacement.
Vehicles covered in this TSB:
1997 Am General Hummer, 1998 Am General Hummer, 1999 Am General Hummer, 2000 Am General Hummer.

4 1999 Am General Hummer cruise control TSB (Bulletin 010201)

Bulletin Date: Apr. 1, 2001
Component: Cruise control.
Bulletin Summary: Some vehicles may, after coming to a stop, exhibit a momentary small increase in engine idle speed (approx. 250 rpm).
Vehicles covered in this TSB:
1998 Am General Hummer, 1999 Am General Hummer, 2000 Am General Hummer, 2001 Am General Hummer.

5 1999 Am General Hummer body door TSB (Bulletin 011001)

Bulletin Date: Apr. 1, 2001
Component: Body door.
Bulletin Summary: Subject regarding revised front door armrest.
Vehicles covered in this TSB:
1994 Am General Hummer, 1995 Am General Hummer, 1996 Am General Hummer, 1997 Am General Hummer, 1998 Am General Hummer, 1999 Am General Hummer, 2000 Am General Hummer.

6 1999 Am General Hummer trailer hitches TSB (Bulletin 001310)

Bulletin Date: Oct. 1, 2000
Component: Trailer hitches.
Bulletin Summary: Information on the trailer tow kit.
Vehicles covered in this TSB:
1997 Am General Hummer, 1998 Am General Hummer, 1999 Am General Hummer, 2000 Am General Hummer.

7 1999 Am General Hummer defroster/defogger system TSB (Bulletin 001101)

Bulletin Date: Mar. 1, 2000
Component: Defroster/defogger system.
Bulletin Summary: Information on vehicles built in the latter half of 1999 containing a fluorescent tracer dye in the air conditioner system.
Vehicles covered in this TSB:
1999 Am General Hummer, 2000 Am General Hummer.

8 1999 Am General Hummer automatic transmission TSB (Bulletin 000502)

Bulletin Date: Mar. 1, 2000
Component: Automatic transmission.
Bulletin Summary: Some VIN z vehicles with VIN 185138 and below and with transfer cases built before may 7, 1999 may exhibit a transmission default to second gear, erratic shifting, failure of the speedometer and diagnostic trouble code p1871.
Vehicles covered in this TSB:
1996 Am General Hummer, 1997 Am General Hummer, 1998 Am General Hummer, 1999 Am General Hummer.
 

9 1999 Am General Hummer fuel injection system TSB (Bulletin 990303)

Bulletin Date: Aug. 1, 1999
Component: Fuel injection system.
Bulletin Summary: Information concerning injection timing stepper motor.
Vehicles covered in this TSB:
1996 Am General Hummer, 1997 Am General Hummer, 1998 Am General Hummer, 1999 Am General Hummer.

10 1999 Am General Hummer fuel injection system TSB (Bulletin 990302)

Bulletin Date: Jun. 1, 1999
Component: Fuel injection system.
Bulletin Summary: Information regarding the new service part fuel injection pump assembly contains internal changes from previous model year pumps.
Vehicles covered in this TSB:
1996 Am General Hummer, 1997 Am General Hummer, 1998 Am General Hummer, 1999 Am General Hummer.

11 1999 Am General Hummer gasoline engine TSB (Bulletin 990301)

Bulletin Date: Apr. 1, 1999
Component: Gasoline engine.
Bulletin Summary: Some 1996 - 1999 VIN z vehicles may exhibit a no start, stall or a diagnostic trouble code p1216 (replace fuel solenoid driver) current or in history.
Vehicles covered in this TSB:
1996 Am General Hummer, 1997 Am General Hummer, 1998 Am General Hummer, 1999 Am General Hummer.

12 1999 Am General Hummer electrical system TSB (Bulletin 991204)

Bulletin Date: Mar. 1, 1999
Component: Electrical system.
Bulletin Summary: Some vehicles built with VIN 181750 through VIN 183767 have incorrect vertical door delay lock and cargo area dome light harnesses.
Vehicles covered in this TSB:
1999 Am General Hummer.

13 1999 Am General Hummer equipment labels TSB (Bulletin 991205)

Bulletin Date: Feb. 1, 1999
Component: Equipment labels.
Bulletin Summary: Some vehicles with VIN 183036 through VIN 183474 did not receive the interior fuse box legend decal on the inside of the left closeout panel fuse box access door.
Vehicles covered in this TSB:
1999 Am General Hummer.

14 1999 Am General Hummer electrical equipment TSB (Bulletin 991201)

Bulletin Date: Feb. 1, 1999
Component: Electrical equipment.
Bulletin Summary: Some vehicles built with VIN 182961 through VIN 183511 have reversed polarity in both cigar lighter connectors.
Vehicles covered in this TSB:
1999 Am General Hummer.





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