1999 Am General HUMMER: complaints, problems and recalls
Explore the records behind recurring owner reports.
Key facts
2 owner complaints analyzed
3 distinct recall campaigns
Not available median reported failure mileage
Scope: 1999 model year. Data snapshot: . 0 complaints include usable failure mileage.
Most common problems
Engine And Engine Cooling:Engine is the most frequently named component, appearing in 1 of 2 complaints (50.0%). A complaint can name multiple components.
Component breakdown
Number of unique complaints naming each component. Top eight shown.
| Category | Count |
|---|---|
| Engine And Engine Cooling:Engine | 1 |
| Seats:Front Assembly:Head Restraint | 1 |
Engine And Engine Cooling:Engine: 1; Seats:Front Assembly:Head Restraint: 1
Reported problems by failure mileage
Complaint counts in mileage bands. These are not failure rates per vehicle or mile.
| Category | Count |
|---|---|
| Under 25,000 | 0 |
| 25,000 to 49,999 | 0 |
| 50,000 to 74,999 | 0 |
| 75,000 to 99,999 | 0 |
| 100,000 to 149,999 | 0 |
| 150,000 and above | 0 |
Under 25,000: 0; 25,000 to 49,999: 0; 50,000 to 74,999: 0; 75,000 to 99,999: 0; 100,000 to 149,999: 0; 150,000 and above: 0
No usable failure mileage is recorded. 2 complaints have missing, zero or invalid mileage.
Complaints over time
Year the complaint was filed, not the vehicle model year or incident year. The snapshot year is partial.
| Category | Count |
|---|---|
| 2004 | 1 |
| 2005 | 1 |
2004: 1; 2005: 1
Pattern summary
Engine And Engine Cooling:Engine leads the component reports. Use these patterns to inspect individual reports and prepare questions for a mechanic.
Calculated from recorded counts. An AI narrative has not been published for this selection.
Examples from the source records
Examples provide context, not a representative sample or a verified diagnosis.
Owner report 10062894 · 2004-03-10 (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.
Owner-reported narrative. Look up ODI 10062894 at NHTSA ↗
Owner report 10107897 · 2005-01-25 (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
Owner-reported narrative. Look up ODI 10107897 at NHTSA ↗
Recall history
3 distinct campaigns affect this selection. Announcement dates below are different from vehicle model years. A campaign may cover multiple years.
00V005000 · Service Brakes, Hydraulic:Foundation Components:Hoses, Lines/Piping, And Fittings
Reported: 2000-01-11 (January 11, 2000)
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.
Consequence: A BRAKE FLUID LEAK CAB CAUSE A REDUCTION IN BRAKE LINE PRESSURE AND RESULTING IN LONGER-THAN-NORMAL STOPPING DISTANCES.
Remedy: DEALERS WILL REPLACE THE MASTER CYLINDER TO ABS MODULATOR LINES.
NHTSA campaign record ↗01V336000 · Exterior Lighting:Turn Signal:Switch
Reported: 2001-10-31 (October 31, 2001)
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.
Consequence: THIS COULD SEND AN INCORRECT LAMP SIGNAL TO OTHER VEHICLES, INCREASING THE RISK OF A CRASH.
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.
NHTSA campaign record ↗99V059000 · Service Brakes, Hydraulic:Power Assist
Reported: 1999-03-23 (March 23, 1999)
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.
Consequence: A LOOSE MASTER CYLINDER CONDITION CAN OCCUR, CAUSING LONGER THAN NORMAL BRAKE PEDAL TRAVEL DURING BRAKE PEDAL APPLICATIONS.
Remedy: DEALERS WILL REPLACE THE MASTER CYLINDER-TO-HYDROBOOST MOUNTING BOLTS AND NUTS.
NHTSA campaign record ↗