Problems · NHTSA complaints

1998 Pontiac Trans Sport problems

Owners filed 234 complaints about the 1998 Pontiac Trans Sport with NHTSA between Feb 1998 and May 2014. The most-cited component is engine and engine cooling (53).

Complaints
234
Filed with NHTSA
Crashes
19
Reported by owners
Fires
6
Reported by owners
Injuries
27
People reported injured
Deaths
2
Reported to NHTSA
01 —By component

Complaints by component

One complaint can cite several components
  1. Engine and engine cooling53
  2. Exterior lighting30
  3. Steering26
  4. Air bags20
  5. Structure17
  6. Electrical system15
  7. Latches/locks/linkages15
  8. Service brakes, hydraulic14
  9. Power train14
  10. Seat belts9
  11. Seats7
  12. Visibility7
  13. Suspension6
  14. Fuel system, gasoline6

Complaints are unverified owner reports to NHTSA and are not normalized for sales volume. One complaint can cite several components.

Data from NHTSA Complaints API · synced Nov 10, 2026NHTSA vehicle page
02 —Trend

When complaints were filed

Does it get worse with age? Complaints per calendar year filed
View as table
Model yearComplaints filed per calendar year
199821
199936
200017
200127
200223
200329
200436
200514
200613
20075
20085
20090
20102
20111
20122
20131
20142

Mileage at failure isn’t a structured field in NHTSA complaint data, so we don’t chart it. Some owners mention it in their reports below.

03 —Owner reports

Top problems in owners’ words

Verbatim from NHTSA complaints, newest first

Engine and engine cooling

53 reports1 fire
“AFTER I HAD THE RADIATOR REPLACED $350 JOB THE INTAKE GASKET SPRUNG A LEAK. THEREFORE I HAD TO HAVE NOT ONLY THIS REPLACED BUT THE VALVE COVER GASKET AS WELL WHICH COST A TOTAL OF $867. I ALSO HAD TO RENT A CAR FOR 3 DAY WHICH COST AN ADDITIONAL $30 PER DAY. MY MECHANIC SAID THAT THE RECOMMENDED DEXCOL COOLANT USED IN THIS MODEL CAR, OVER A PERIOD OF TIME, WILL EAT THRU THE GASKET THUS THE LEAK. I NEED TO KNOW IF THERE WAS A RE-CALL REGARDING THIS PROBLEM AND IF I CAN BE COMPENSATED. I AM A HARD WORKING INDIVIDUAL WITH LIMITED RESOURCES. I HAVE ALWAYS MAINTAINED REGULAR MAINTENANCE ON MY VEHICLES NOT FORESEEING THIS ISSUE THAT AROSE. PLEASE GET BACK IN TOUCH WITH ME AS SOON AS POSSIBLE REGARDING HIS MATTER. [XXX] *TR”
Owner complaint to NHTSAFiled Nov 2, 2011Engine and engine coolingODI 10434040

Exterior lighting

30 reports
“PROBLEM: LAST FALL I NOTICED THAT THE CRUISE CONTROL WOULD TURN OFF WHEN I USED THE TURN SIGNAL? SLOWLY I LOST THE 'TRIP COMPUTER' THEN THE TURN SIGNALS WOULD FLASH QUICKLY WHEN THE BRAKES WERE APPLIED. I ASSUMED THAT THERE WAS A BAD BULB SOMEWHERE WITH THE BRAKES AND TURN SIGNALS. I WOULD ALSO NOTICE THAT THE CLOCK ON THE RADIO WOULD DIM WHEN THE TURN SIGNALS AND BRAKES WERE USED. LONG STORY- SHORT, MORE AND MORE THINGS SEEMED TO BE FAILING OVER TIME. I WAS STARTING TO THINK IT WAS RELATED TO THE ALTERNATOR. SOLUTION: I PULLED THE TAILLIGHTS AND TOOK A CLOSER LOOK. I PULLED THE PLUGS ON THE TOP OF THE LIGHTS AND I FOUND MELTED CONTACTS ON ONE OF THE SIX CONTACT POINTS. I WAS GOING TO TIN THE CONTACT POINTS PUT THAT DIDN'T WORK VERY WELL. I TOOK A SCREW DRIVER AND REALIGNED THE SOCKETS AND SCRAPPED OFF THE MELTED PLASTIC ON THE PINS. TESTED THE LIGHTS AND THEY WORKED PERFECTLY! ALL THE OTHER PROBLEMS WENT AWAY! :) WHAT I FIND STRANGE IS THIS IS THE SECOND GM VAN THAT I HAVE SEEN MELTED CONTACT POINTS EITHER ON THE PLUGS OR ON THE SOCKETS OF THE BULBS. SEEING THERE IS N O RECALL ON THIS I HOPE THIS INFO HELPS SOMEONE ELSE WITH THE SAME PROBLEM! *TR”
Owner complaint to NHTSAFiled Jun 2, 2008Electrical system, Exterior lightingODI 10229497

Steering

26 reports1 crash1 related recall
“WHILE DRIVING MY 1998 PONTIAC TRANS SPORT MONTANA, MY STEERING WHEEL LOCKED UP AND WOULDN'T TURN TO THE LEFT, ALMOST CAUSING AN ACCIDENT. WHEN I TOOK THE VEHICLE IN FOR INSPECTION, IT WAS DETERMINED THAT IT WAS A RACK AND PINION STEERING GEAR ASSEMBLY. *JB”
Owner complaint to NHTSAFiled Jun 13, 2006SteeringODI 10159743

Air bags

20 reports10 crashes1 fire
“TL* THE CONTACT OWNS A 1998 PONTIAC TRANS SPORT. THE CONTACT STATED THAT WHEN ACCELERATING FROM A COMPLETE STOP, THE FRONT PASSENGER'S SIDE AIR BAG DEPLOYED INADVERTENTLY AND WITHOUT ANY IMPACT TO THE VEHICLE. THE DRIVER SUSTAINED MINOR BRUISES AND SWELLING TO THE RIGHT ARM. THE VEHICLE WAS IN THE PROCESS OF BEING TOWED TO AN AUTHORIZED DEALER. THE MANUFACTURER WAS NOTIFIED OF THE PROBLEM. THE APPROXIMATE FAILURE MILEAGE WAS 117,000.”
Owner complaint to NHTSAFiled May 29, 2013Air bagsODI 10514028

Structure

17 reports
“PAINT ON HOOD OF VAN IS PEELING AND COMING OFF RIGHT DOWN TO THE METAL. I'VE SEEN THE VERY SAME ISSUE ON MANY OTHER VANS LIKE MINE THE SAME YEAR, MAKE AND MODEL. THIS IS A FACTORY PAINT PROBLEM AND PONTIAC SHOULD FIX THIS. *TR”
Owner complaint to NHTSAFiled Nov 6, 2008StructureODI 10247892

Electrical system

15 reports4 fires
“TL* THE CONTACT OWNS A 1998 PONTIAC TRANS SPORT. THE CONTACT STATED WHILE DRIVING VARIOUS SPEEDS, THE VEHICLE STALLED. THE CONTACT MENTIONED THAT THE ABS, AIR BAG AND CHECK ENGINE WARNING LAMPS ILLUMINATED. THE VEHICLE WAS NOT TAKEN TO THE DEALER FOR DIAGNOSTIC TESTING. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE. THE VEHICLE WAS NOT REPAIRED. THE FAILURE MILEAGE WAS 105,000. THE CURRENT MILEAGE WAS 119,317.”
Owner complaint to NHTSAFiled Mar 14, 2014Electrical systemODI 10569261
Data from NHTSA Complaints API (owner reports, unverified) · synced Nov 10, 2026

Complaints are unverified owner reports to NHTSA and are not normalized for sales volume. One complaint can cite several components.