1999 Jeep Wrangler Service and Repair Manual
The 1999 Jeep Wrangler factory service and repair manual is matched to this exact model year — both the 2.5L I4 and the 4.0L I6, across all three trims — so the specifications and repair sequences line up with your engine and trim instead of a generic span of years.
Engines
- 2.5L I4 — 150 cu in, OHV
- 4.0L I6 — 242 cu in, OHV
Trims
- SE
- Sahara
- Sport
Known issues on the 1999 Wrangler. Three recalls are on federal record for this model year: a loss of brake fluid that can lead to a decrease in brake line pressure and an increase in stopping distance; an equipment fault in which a component can strike and injure people outside the vehicle; and a fuel-delivery leak that, in the presence of an ignition source, could result in a fire. Owners have filed 262 complaints, and 59 technical service bulletins have been issued for this model year.
From a routine service interval to a fuel-system repair or a hard-to-trace brake fault, it keeps you on the factory procedure and the correct specification for your specific 1999 Wrangler.
CERTAIN AFTERMARKET BRAKE HYDRAULIC MASTER CYLINDERS SOLD AS REPLACEMENT BRAKE CYLINDERS FOR CERTAIN FORD, DAIMLERCHRYSLER, AND JEEP PASSENGER VEHICLES. THESE BRAKE CYLINDERS WERE SOLD UNDER THE BRAND NAMES OF NAPA, RAYBESTOS, AIMCO, AC DELCO, CARQUEST, BENDIX, AND WAGNER. ONLY PRODUCTS THAT WERE MANUFACTURED FROM JULY 27, 2005 THROUGH JANUARY 17, 2006 (DATE CODES 0529 THROUGH 0602) ARE SUBJECT TO THIS RECALL. WHEN SUBJECT TO VERY COLD TEMPERATURES, AN INTERNAL SEAL IN THE MASTER CYLINDER COULD LOSE FLEXIBILITY AND MAY CAUSE BRAKE FLUID TO LEAK.
LOSS OF BRAKE FLUID CAN LEAD TO A DECREASE IN BRAKE LINE PRESSURE AND AN INCREASE IN STOPPING DISTANCE, WHICH CAN RESULT IN A VEHICLE CRASH.
AFFINIA (BRAKE PARTS, INC.) WILL REPLACE THE SUBJECT BRAKE HYDRAULIC MASTER CYLINDERS FREE OF CHARGE. THE RECALL BEGAN ON MARCH 20, 2006. OWNERS CAN CONTACT AFFINA GROUP CUSTOMER SERVICE AT 1-800-323-0354.
CERTAIN PRO-A MOTORS CORNER LAMPS, TURN SIGNALS, AND HEADLIGHTS SOLD AS REPLACEMENT LAMPS FOR USE ON CERTAIN PASSENGER VEHICLES LISTED ABOVE. SOME COMBINATION LAMPS THAT ARE NOT EQUIPPED WITH AMBER SIDE REFLECTORS FAIL TO CONFORM TO FEDERAL MOTOR VEHICLE SAFETY STANDARD NO. 108, LAMPS, REFLECTIVE DEVICES, AND ASSOCIATED EQUIPMENT.
WITHOUT THE AMBER REFLECTORS, THE VEHICLE WILL BE POORLY ILLUMINATED, POSSIBLY RESULTING IN A VEHICLE CRASH WITHOUT WARNING.
PRO-A MOTORS WILL NOTIFY OWNERS AND OFFER TO REPURCHASE THE LAMPS. THE RECALL BEGAN ON APRIL 3, 2006. OWNERS MAY CONTACT PRO-A MOTORS AT 323-838-2988.
CERTAIN AFTERMARKET AIRTEX ELECTRIC FUEL PUMPS INSTALLED FOR USE AS REPLACEMENT EQUIPMENT FOR CERTAIN 1997-2004 JEEP WRANGLER; 1997-2001 JEEP CHEROKEE; 1997-2004 JEEP GRAND CHEROKEE; AND 2000-2003 DODGE DAKOTA VEHICLES. THE PLASTIC ELECTRICAL GROMMET CONNECTORS AT THE TOP OF THE FUEL PUMP MODULE ARE NOT COMPATIBLE WITH AUTOMOTIVE FUELS AND MAY DEGRADE CAUSING A POTENTIAL LEAK PATH FOR FUEL.
IN THE PRESENCE OF AN IGNITION SOURCE, A FUEL LEAK COULD RESULT IN A FIRE.
AIRTEX WILL NOTIFY ITS CUSTOMERS AND WILL REPLACE THE AFFECTED FUEL PUMPS FREE OF CHARGE. THE RECALL BEGAN ON JANUARY 25, 2006. OWNERS MAY CONTACT AIRTEX CUSTOMER SERVICE DEPARTMENT AT 1-800-880-3056.
BESTOP AFTERMARKET REAR SHELL ROOF RACKS,MANUFACTURED BETWEEN APRIL 27 AND MAY 20, 2004, DESIGNED FOR USE WITH THE BESTOP HARDTOP MADE FOR THE 1986-1995 AND 1997-2003 JEEP WRANGLER. THE COCKPIT COVER MAY NOT STAY LATCHED TO THE ROOF RACK BECAUSE THE LATCH BRACKET MISPOSITIONS THE ROTARY LATCH TO THE COCKPIT COVER. AS A RESULT, THE COCKPIT COVER MAY NOT STAY LATCHED TO THE ROOF RACK AND COULD SEPARATE FROM THE ROOF RACK. THIS RECALL ONLY PERTAINS TO AFTERMARKET REAR SHELL ROOF RACKS AND HAS NO RELATION TO ANY ORIGINAL EQUIPMENT INSTALLED ON JEEP WRANGLER VEHICLES BY DAIMLERCHRYSLER.
SHOULD THIS OCCUR, THE COCKPIT COULD CAUSE INJURY BY STRIKING PERSONS OUTSIDE THE VEHICLE OR COULD BECOME A DISTRACTION OR AN OBSTACLE TO OTHER DRIVERS, POSSIBLY RESULTING IN A VEHICLE CRASH.
BESTOP WILL NOTIFY ITS CUSTOMERS AND PROVIDE A REPAIR KIT AND INSTALLATION INSTRUCTIONS FREE OF CHARGE. OWNER NOTIFICATION BEGAN JUNE 16, 2004. OWNERS WHO DO NOT RECEIVE THE FREE REMEDY WITHIN A REASONABLE TIME SHOULD CONTACT BESTOP CUSTOMER SERVICE DEPARTMENT AT (800) 845-3567.
VEHICLE DESCRIPTION: SPORT UTILITY VEHICLES. THE LEFT SIDE AND RIGHT SIDE INSTRUMENT PANEL WIRING GROUND ATTACHMENT SCREWS COULD LOOSEN OVER TIME.
IF THE LEFT SIDE SCREW LOOSENS, THE INSTRUMENT PANEL GAUGES MAY NOT FUNCTION WHEN THE HEADLAMPS ARE TURNED ON. IF THE RIGHT SIDE SCREW LOOSENS, THE DEFROSTER BLOWER MOTOR MAY NOT FUNCTION.
DEALERS WILL REMOVE THE GROUND SCREWS, DRILL A NEW PILOT HOLE ADJACENT TO THE ORIGINAL HOLE, AND THE SCREWS WILL BE REINSTALLED IN THE NEW HOLES.
KEY, Master If replacing the key/FOBIK on a WJ, KJ, TJ, or PT Cruiser, use the "AC" NIC level part number. The "AB" NIC level will not program to these platforms. For all other platforms, if the "AB" NIC level will not program to the vehicl
KEY, Master If replacing the key/FOBIK on a WJ, KJ, TJ, or PT Cruiser, use the "AC" NIC level part number. The "AB" NIC level will not program to these platforms. For all other platforms, if the "AB" NIC level will not program to the vehicl
Valve Body. These may cause over drive cycling.
Charging System, Battery Diagnostic Tools and Warranty This information only bulletin discusses using the correct test equipment for testing batteries and charging systems, and also warranty reimbursement when battery replacements are neces
DIPAP Requirements - Addition of Jeep Wrangler (JL/JK) and Jeep Gladiator (JT) Hard Top and Targa Top Panel Replacements - All Dealers (Rev. A)
Use of Aftermarket Parts This bulletin involves discussing FCA US LLC position with regard to collision repair industry awareness regarding the use of aftermarket parts.
Repair Parts Used For Structural Repairs This bulletin involves discussing FCA US LLC position with regard to structural repair parts usage.
Use of Salvage/Recycled Parts This bulletin involves discussing FCA US LLC position with regard to collision repair industry awareness regarding the use of recycled or salvage parts.
Showing the 8 most recent of 65 technical service bulletins on file with NHTSA.
1ST ISSUE: THE DASH GAUGES WILL GO OFF AND ON INTERMITTENTLY. I HAVE FOUGHT WITH THIS PROBLEM FOR YEARS NOW. THE DEALER OF COURSE DOESN'T KNOW WHAT I'M TALKING ABOUT. NEVER HEARD OF IT. I HAVE COMPLETELY REMOVED THE DASH LOOKING FOR PROBLEMS. BAD GROUNDS? I CAN'T TELL WHERE. I SUSPECT THE PLUGS THE CLUSTER SLIPS INTO. I'VE TRIED TO PULL THE MOUNTS CLOSER FOR A BETTER CONNECTION. IT SEAMED TO WORK FOR A WHILE. THEN IT COMES BACK. A GOOD SOUND BEATING ON THE DASH BRINGS THEM BACK ON. AMAZING WHAT
VEHICLE HAD TIRES REPLACED AT APPROX. 40,000 MILES, AFTER SEVERAL FRONT END ALIGNMENTS AND TIRE ROTATIONS TIRES SHOWED SIGNS OF UNEVEN WEAR. RECOMMENDED NEW TIRES BE COMPUTER BALANCED AND YET ANOTHER FRONT END ALIGNMENT. ON DEC 27, 2001, DRIVING ON RURAL RT 6A (CAPE COD MA) AT 35 MPH, UNABLE TO TURN STEERING WHEEL ON TWO CORNERS THEN FRONT RIGHT WHEEL FELL OFF @ BALL-JOINT AND REMAINED CONNECTED TO VEHICLE BUT STRAYED UNDER THE CAR CAUSING THE VEHICLE TO ROLL 4 TIMESEND OVER END, COMING TO REST
1999 JEEP WRANGLER. CONSUMER WRITES IN REGARDS TO VEHICLE BEING A LEMON *TGW THE CONSUMER STATED SHE WAS TOLD THE VEHICLE WAS NEW. BUT, IN FACT IT WAS DEFECTIVE AND HAD TO BE REPAIRED SEVERAL TIMES. THE CONSUMER WAS INVOLVED IN AN ACCIDENT WHERE SHE SUFFERED A NECK INJURY. *JB
WAS DRIVING 50MPH & THE DRIVER FELL ASLEEP AT THE WHEEL AND VEHICLE HIT A TELEPHONE POLE. UPON IMPACT, AIR BAGS FAILED TO DEPLOY. DRIVER WAS WEARING SEAT BELTS AT THE TIME. SUFFERED SOME BRUISES & SPRAINS. *AK
HIT WALL HEAD ON NO AIRBAG DEPLOYED. NO EXPLINATION BY SERVICE CENTER
CONSUMER WAS INVOLVED IN A 50 MPH FRONTAL COLLISION IN WHICH DRIVER'S AND PASSENGER'S AIR BAGS DID NOT DEPLOY, CAUSE UNKNOWN. *AK
VEHICLE WAS IN THE PARK POSITION WHEN GEAR SWITCHED FROM PARK TO REVERSE, CAUSING VEHICLE TO HIT GARAGE. CONSUMER HAD TO BE TAKEN TO EMERGENCY ROOM FOR INJURIES TO KNEE/ EYE AND EARS. PLEASE PROVIDE FURTHER DETAILS.*AK
I WAS INVOLVED IN A VEHICLE ACCIDENT TRAVELING GOING AROUND 20 MPH. MY JEEP PARTIALLY ROLLED OVER AND I WAS EJECTED, BECAUSE MY SEATBELT DETACHED. I INJURED MY HIP AND BACK AND GOT A 4" LONG DEEP CUT ON MY ELBOW. IF MY SEATBELT HAD HELD ME IN MY JEEP, I WOULD NOT HAVE BEEN INJURED.
VEHICLE IN QUESTION WAS FITTED WITH AN AUTOMATIC TRANSMISSION. WHEN BRAKES WERE APPLIED, BRAKE PEDAL WENT BELOW ACCELERATOR PEDAL. IF ONE WAS NOT VERY CAREFUL, THE ACCELERATOR WOULD ALSO BE DEPRESSED WHEN APPLYING BRAKES. AFTER THE FACT, I REMEDIED THE SITUATION BY AFFIXING A ONE AND A HALF INCH BLOCK OF ALUMINUM TO THE BRAKE PEDAL. *AK
VEHICLE WAS RUNNING AND WITHOUT WARNING IT POPPED OUT OF PARK INTO REVERSE AND STARTED SURGING. CONSUMER JUMPED OUT OF THE WAY BEFORE THE VEHICLE HIT AN AIRPLANE ON THE FIELD. THE CONSUMER STATED THAT VEHICLE WAS PARKED IN THE GRASS ON FLAT LAND. THE CONSUMER HAD THE VEHICLE TOWED TO THE DEALER FOR INSPECTION. *AK *NM
CONSUMER STATES WHILE TRAVELING AT25 MPH, UNDER SNOWY CONDITIONS, CONSUMER LOST CONTROL OF VEHICLE, SIDE SWIPED ANOTHER VEHICLE BEFORE COMING TO A STOP. UPON IMPACT,NONE OF THE AIR BAGS DEPLOYED. *AK
WHILE VEHICLE WAS PARKED WITH THE EMERGENCY PARKING BRAKE ENGAGED VEHICLE ROLLED DOWN THE DRIVEWAY INTO A TREE. PLEASE GIVE ANY FURTHER DETAILS. *AK
ON 2 OCCASIONS, THE VEHICLE JUMPED OUT OF GEAR AND ROLLED BACKWARDS AND HIT A GAS PUMP AND A VEHICLE. *JB
GEAR SLIPPED OUT OF PARK AND WENT INTO REVERSE, WHICH CAUSED TWO ACCIDENTS. *JB
SUDDEN ACCELERATION OCCURRED WHILE IDLING IN TRAFFIC WHILE THE BRAKES WERE BEING APPLIED. THIS CAUSED THE VEHICLE TO RUN IN BACK OF A TRUCK. NO INJURIES REPORTED. DEALER WAS NOTIFIED. *AK THE CONSUMER STATED THAT THE DEALER DOWNLOADED SOFTWARE TO POWER TRAIN COMPUTER FROM THE 1998 SERVICE BULLETIN. THE BULLETIN STATED THAT WHEN THE TEMPERATURE ROSE TO 103 CELSIUS IT COULD CAUSE HIGH RPM IN PARKING LOT MANEUVERS OR STOP AND GO TRAFFIC. THE CONSUMER STATED THAT THIS SHOULD HAVE BEEN DONE TO
Showing the 15 most serious of 223 complaints filed with NHTSA.
