NHTSA vehicle safety data

1999 Am General Hummer Recalls & Complaints

The 1999 Am General Hummer has 4 NHTSA recall campaigns and 2 owner complaints on file as of November 3, 2026. Recall repairs are usually free at an authorized Am General dealer.

NHTSA recall and complaint data for the 1999 Am General Hummer. Recall data is refreshed daily from NHTSA.

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1999 Am General Hummer owner complaints

Owners have filed 2 complaints with NHTSA about the 1999 Am General Hummer, describing incidents dated December 1, 2004.

Most-cited components

Engine 1 complaint
Seats 1 complaint

Newest complaints

ODI #10107897 · Filed January 25, 2005
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 HEADREST. REQUIRING SOLDIERS TO ADD THE WEIGHT OF THE HELMET (3.1 TO 4.2 POUNDS) TO THEIR CRANIUM WILL…
ODI #10062894 · Filed March 10, 2004
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 ENGINE BLOCK. UP TO THIS DATE GM REFUSED TO OFFER ANY ASSISTANCE ON THE REPLACEMENT OF THE ENGINE. DEALER…

Read all 2 complaints

OIL FILTER/OIL LEAK/POSSIBLE FIRE

NHTSA #07E088000 · Equipment · NHTSA notice

Reported October 24, 2007 · HONEYWELL INTERNATIONAL, INC.

Potentially affected: 121,680 vehicles

Owners notified November 8, 2007

Defect description

CERTAIN HONEYWELL FRAM RACING BRAND HP4 AND HP8 OIL FILTERS THAT WERE MANUFACTURED FROM MAY 25, 2006, THROUGH SEPTEMBER 14, 2007, AND SOLD FOR USE AS REPLACEMENT EQUIPMENT FOR VEHICLES LIST ABOVE. THE AFFECTED FILTERS ARE MARKED WITH A DATE CODE A61451 THROUGH A72571 SEQUENTIALLY. THE DATE CODE AND PART NUMBER APPEAR ON THE FILTER HOUSING. FRAM RACING HP4 AND HP8 OIL FILTERS NOT BEARING A DATE CODE IN THIS RANGE ARE NOT AFFECTED BY THIS RECALL. THE GASKET OF THE OIL FILTER BECOMES MORE PLIABLE UNDER HIGH TEMPERATURES AND PRESSURES.

Safety consequence

THIS CONDITION MAY CAUSE INADEQUATE SEALING AND LOSS OF ENGINE OIL, POSSIBLY RESULTING IN A FIRE.

Manufacturer remedy

HONEYWELL WILL REPLACE THE AFFECTED OIL FILTERS FREE OF CHARGE. THE RECALL BEGAN DURING NOVEMBER 2007. OWNERS CAN CONTACT FRAM CUSTOMER SERVICE TOLL-FREE AT 1-800-890-2075.

Notes

CUSTOMERS MAY CONTACT THE NATIONAL HIGHWAY TRAFFIC SAFETY ADMINISTRATION'S VEHICLE SAFETY HOTLINE AT 1-888-327-4236 (TTY: 1-800-424-9153); OR GO TO HTTP://WWW.SAFERCAR.GOV.

AM GENERAL/TURN SIGNAL SWITCH

NHTSA #01V336000 · Exterior Lighting — Turn Signal — Switch · NHTSA notice

Reported October 31, 2001 · AM GENERAL CORPORATION

Potentially affected: 2,839 vehicles

Owners notified November 16, 2001 · Vehicles built October 30, 1998 – September 23, 1999 (per NHTSA)

Defect description

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.

Safety consequence

THIS COULD SEND AN INCORRECT LAMP SIGNAL TO OTHER VEHICLES, INCREASING THE RISK OF A CRASH.

Manufacturer 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 SERVICE DATE AND DO NOT RECEIVE THE FREE REMEDY WITHIN A REASONABLE TIME SHOULD CONTACT AM GENERAL AT 1-800-638-8303.

Notes

ALSO CONTACT THE NATIONAL HIGHWAY TRAFFIC SAFETY ADMINISTRATION'S AUTO SAFETY HOTLINE AT 1-888-DASH-2-DOT (1-888-327-4236).

AM GENERAL/BRAKE LINE CHAFES

NHTSA #00V005000 · Service Brakes, Hydraulic — Foundation Components — Hoses, Lines/Piping, and Fittings · NHTSA notice

Reported January 11, 2000 · AM GENERAL CORPORATION

Potentially affected: 980 vehicles

Am General campaign AMG-R0001 · Owners notified January 24, 2000 · Vehicles built July 23, 1998 – July 29, 1999 (per NHTSA)

Defect description

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.

Safety consequence

A BRAKE FLUID LEAK CAB CAUSE A REDUCTION IN BRAKE LINE PRESSURE AND RESULTING IN LONGER-THAN-NORMAL STOPPING DISTANCES.

Manufacturer remedy

DEALERS WILL REPLACE THE MASTER CYLINDER TO ABS MODULATOR LINES.

Notes

AM GENERAL RECALL NO. AMG-R0001.OWNER NOTIFICATION IS EXPECTED TO BEGIN DURING FEBRUARY 2000.OWNERS WHO TAKE THEIR VEHICLES TO AN AUTHORIZED DEALER ON AN AGREED UPON SERVICE DATE AND DO NOT RECEIVE THE FREE REMEDY WITHIN A REASONABLE TIME SHOULD CONTACT AM GENERAL AT 1-734-523-8000.ALSO CONTACT THE NATIONAL HIGHWAY TRAFFIC SAFETY ADMINISTRATION'S AUTO SAFETY HOTLINE AT 1-888-DASH-2-DOT (1-888-327-4236).

AM GENERAL/MASTER BRAKE CYLINDER

NHTSA #99V059000 · Service Brakes, Hydraulic — Power Assist · NHTSA notice

Reported March 23, 1999 · AM GENERAL CORPORATION

Potentially affected: 186 vehicles

Am General campaign R9901 · Owners notified April 6, 1999 · Vehicles built October 30, 1998 – February 9, 1999 (per NHTSA)

Defect description

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.

Safety consequence

A LOOSE MASTER CYLINDER CONDITION CAN OCCUR, CAUSING LONGER THAN NORMAL BRAKE PEDAL TRAVEL DURING BRAKE PEDAL APPLICATIONS.

Manufacturer remedy

DEALERS WILL REPLACE THE MASTER CYLINDER-TO-HYDROBOOST MOUNTING BOLTS AND NUTS.

Notes

OWNER NOTIFICATION BEGAN APRIL 6, 1999.OWNERS WHO TAKE THEIR VEHICLES TO AN AUTHORIZED DEALER ON AN AGREED UPON SERVICE DATE AND DO NOT RECEIVE THE FREE REMEDY WITHIN A REASONABLE TIME SHOULD CONTACT AM GENERAL AT 1-734-523-8000.ALSO CONTACT THE NATIONAL HIGHWAY TRAFFIC SAFETY ADMINISTRATION'S AUTO SAFETY HOTLINE AT 1-888-DASH-2-DOT (1-888-327-4236).

try.vin has no NCAP crash-test rating on file for the 1999 Am General Hummer. NHTSA rates some vehicles by body style — pickups by cab, vans by roof height — so check nhtsa.gov/ratings.

2 owner complaints have been filed with NHTSA for the 1999 Am General Hummer.

Seats

ODI #10107897

Incident: December 1, 2004 · Filed: January 25, 2005

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 HEADREST. REQUIRING SOLDIERS TO ADD THE WEIGHT OF THE HELMET (3.1 TO 4.2 POUNDS) TO THEIR CRANIUM WILL SUBSTANTIALLY INCREASE THE PROBABILITY OF NECK INJURIES IN ANY VEHICLE ACCIDENT. *NM

Engine and Engine Cooling

ODI #10062894

Filed: March 10, 2004

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 ENGINE BLOCK. UP TO THIS DATE GM REFUSED TO OFFER ANY ASSISTANCE ON THE REPLACEMENT OF THE ENGINE. DEALER SAID THAT GM KNEW ABOUT THE PROBLEM BUT NEVER GAVE ANY NOTICE OF A MAJOR ENGINE FAILURE.

Other Am General Hummer model years

Check your 1999 Am General Hummer VIN

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