Model year record

1999 AM GENERAL Hummer

3 recall campaigns on file for this model year. 2 owner complaints on file.

Recalls

Recall campaignNHTSA 01V336000

Exterior lighting: turn signal: switch

Component
Exterior lighting: turn signal: switch
Manufacturer
AM GENERAL CORPORATION
Vehicles affected
2,839
Reported to NHTSA
2001-10-31
Owners notified
2001-11-16

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 risk

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.

Recall campaignNHTSA 00V005000

Service brakes, hydraulic: foundation components: hoses, lines/piping, and fittings

Component
Service brakes, hydraulic: foundation components: hoses, lines/piping, and fittings
Manufacturer
AM GENERAL CORPORATION
Vehicles affected
980
Reported to NHTSA
2000-01-11
Owners notified
2000-01-24

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 risk

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.

Recall campaignNHTSA 99V059000

Service brakes, hydraulic: power assist

Component
Service brakes, hydraulic: power assist
Manufacturer
AM GENERAL CORPORATION
Vehicles affected
186
Reported to NHTSA
1999-03-23
Owners notified
1999-04-06

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 risk

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.

Owner complaints

A complaint is one person's report to a federal agency. It is not a finding.

ComponentComplaintsMedian mileage
Engine and engine cooling: engine1
Seats: front assembly: head restraint1

The 1998 model has about half as many complaints as this one. The 2000 model has roughly the same number of complaints as this one. These figures reflect raw complaint counts, not failure rates. Higher-selling model years naturally receive more complaints.

Safety recall repairs are provided free of charge by franchised dealers, regardless of vehicle age or mileage. This page displays aggregated data for the model year. To check recall status for a specific vehicle, search its VIN at nhtsa.gov.