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1999 Am General Hummer Recalls, Complaints & Specs

3 safety recalls list the 1999 Am General Hummer, and owners have filed 2 complaints with NHTSA. Check your own VIN below.

3
safety recalls
2
owner complaints to NHTSA

3 safety recalls for the 1999 Am General Hummer

Most recent first. Recall repairs are free at any authorised dealer. Click a recall for the full defect, consequence and remedy text.

  1. Switch (exterior lighting)

    NHTSA 01V336000 Reported 2,839 vehicles potentially affected AM GENERAL CORPORATION

    Vehicle description: sport utility vehicles. The turn signal switch plastic cancellation pin can wear prematurely causing the signals to fail to cancel after completing a turn.

    Remedy: Dealers will replace the turn signal switch with a new switch having a metal cancellation pin. Owner notification began november 16, 2001. Owners who take their vehicles to an authorized dealer on an agreed upon…

  2. Hoses, lines/piping, and fittings (service brakes)

    NHTSA 00V005000 Reported 980 vehicles potentially affected AM GENERAL CORPORATION

    Vehicle description: a potential chafing condition occurs between the flexible brake lines which connect the master cylinder to the ABS modulator. This condition can lead to one or both of the brake lines developing a brake fluid leak.

    Remedy: Dealers will replace the master cylinder to ABS modulator lines.

  3. Power assist (service brakes)

    NHTSA 99V059000 Reported 186 vehicles potentially affected AM GENERAL CORPORATION

    Vehicle description: sport utility vehicles. The nuts used to attach the master cylinder to the hydroboost bolts were of the metric type rather than the required english type.

    Remedy: Dealers will replace the master cylinder-to-hydroboost mounting bolts and nuts.

2 owner complaints filed with NHTSA

Owners of the 1999 Am General Hummer have filed 2 complaints with NHTSA. Complaints peaked in 2004 with 1 filed that year.

Most-reported components

What owners are reporting

“The u.s. Army has recently made it mandatory for all soldiers driving in hummv's (and other tactical vehicles) to wear the kevlar helmets, even on public highways. Most of these vehicles have no headr”

Owner complaint to NHTSA, January 25, 2005 · Seats

“Cylinder wall number 8 cracked leaving the engine useless. *ph consumer made an investigation about the defect of the vehicle and found out that general motors (GM) knew about the problem on the engin”

Owner complaint to NHTSA, March 10, 2004 · Engine and engine cooling

Compare Am General Hummer model years

Recall and complaint counts for every Am General Hummer model year in NHTSA's database.

Model yearRecallsComplaints
1992 Am General Hummer31
1993 Am General Hummer32
1994 Am General Hummer32
1995 Am General Hummer37
1996 Am General Hummer23
1997 Am General Hummer02
1998 Am General Hummer13
1999 Am General Hummer32
2000 Am General Hummer22
2001 Am General Hummer04
2003 Am General Hummer012

Checking a specific 1999 Am General Hummer

How do I know if my 1999 Am General Hummer has an open recall?

Enter your 17-character VIN above. The VIN is on the driver's side dashboard (visible through the windshield), the driver's door jamb sticker, and your registration or insurance card. The check runs against NHTSA's live database and tells you which campaigns list your vehicle. 3 campaigns currently list the 1999 Am General Hummer; your car may already have been repaired under some of them.

Is the recall repair free?

Yes. Under federal law, manufacturers must fix safety recalls at no charge for vehicles up to 15 years old from the date of sale to the first owner. Contact any authorised Am General dealer with your VIN and the NHTSA campaign number (for example 00V005000).

What is the difference between a recall and a complaint?

A recall is a safety campaign filed by the manufacturer or ordered by NHTSA, with a defined defect and remedy. A complaint is a report an owner sent to NHTSA; it is not verified, but patterns of complaints are what trigger NHTSA investigations and, eventually, recalls.

Other Am General models

Source: NHTSA recall and complaint databases and EPA fuel economy data, October 2026. Complaint counts are owner reports to NHTSA, not verified defects. Recall counts are safety campaigns that list this model year; whether a particular car was already repaired depends on its VIN. How this data is compiled.