1993 GEO Storm Problems

What owners report

Owners of the 1993 Geo Storm most often describe the engine stalling or shutting off while driving, sometimes followed by a long wait before it restarts. Other common descriptions are an erratic or surging idle, and repairs, including replaced control modules and ignition parts, that did not resolve the problem. Some complaints describe airbags that did not deploy in crashes, and where mileage is recorded, the stalls fall between about 80,000 and 152,000 miles.

1. 1
   Electrical system

   Engine stalls or shuts off while driving

   • 25 complaints (45%)
   • median 130,000 mi at 10.6 yrs old (3 state mileage, few)
   • 1 mention a crash, fire or injury
   • filed 1996–2004

   Owners describe the engine cutting out, shutting off, or losing power while driving, including on the freeway, at stop lights, and when pulling out. Some say the car would not restart for a time, and some say the check engine light came on or no warning appeared before the shutdown. Some owners link the stalls to the electronic control unit or a module, and some say they were left stranded or nearly crashed. Where mileage is recorded, reports range from about 80,000 to 152,000 miles, and many describe stalls at highway speed or at a stop.

   1 related service bulletin

   What to check: Ask for records showing whether the electronic control module or ignition parts have been tested or replaced. On a test drive, check for steady idle and smooth power at speed.

   2 excerpts from owner complaints in NHTSA records

   “On the morning of january 15,2003, my vehicle, (1993 Geo Storm, 1.6l eng, 152k miles), suddenly lost engine power on the freeway. I replaced the ignition module and also the ignition coil. The car started fine after that. Four days later, after a 45 min. Dentist apppointment, my car would not start. After 15 minutes of troubleshooting, it suddenly started. I have been encountering these same problems ever since.”

   NHTSA complaint #10003301, filed 2003-01, 152,000 miles

   “My 1993 Geo Storm has started stopping running while being driven and leaving me stranded. It is currently in the shop and appears to have a bad ECM. Sources on the internet indicate this is an inherent problem in the model car.”

   NHTSA complaint #10078816, filed 2004-06, 80,000 miles
2. 2
   Electrical system

   Repairs and diagnoses did not solve the problem

   • 21 complaints (38%)
   • median 149,650 mi at 10.9 yrs old (4 state mileage, few)
   • 3 mention a crash, fire or injury
   • filed 1995–2015

   Owners say dealers and shops replaced parts such as electronic control modules, ignition parts, a radiator, and fuel pumps, but the problem returned. Some say a dealer could find no trouble codes or fault, while the stalling or overheating continued. A complaint says the manufacturer should replace the control module at no cost after repeated failures. Where mileage is recorded, reports range from about 130,000 to 152,000 miles, and some describe the problem returning after parts were replaced.

   1 related service bulletin

   What to check: Ask the seller for repair records that show which parts were replaced and whether a dealer confirmed the stalling or idle problem. Ask whether the electronic control module has been replaced or tested under any manufacturer program.

   2 excerpts from owner complaints in NHTSA records

   “I've had the electronic control module replaced three times with a rebuilt one in the last year by auburn chevrolet of auburn, wa. This is an intermittent problem where the rpms change up and down on there own and the engine usually shuts down. No fault indications are displayed. It seems to happen more often with changing temperatures. I almost got in an accident twice, once on the freeway and once in an intersection.”

   NHTSA complaint #742359, filed 2001-03

   “This car has had a habit of stalling while goin down the road, at any speed( once while in a six lane highway, crossing the merrimack river, in st. Louis, mo. I have had it to lee kinstle chevrolet/GM, van wert, oh, winkle chevrolet, paulding, oh, and a chevrolet/Geo dealer, in balwin, mo. I can't remember the name. I have had a complete tune-up, including plugs, rotor. Cap, and plug wires. I had all the wiring gone over twice. A new fuel pump, twice, and it still stops at any moment. …”

   NHTSA complaint #752415, filed 2001-09
3. 3
   Engine cooling

   Erratic idle or RPM surges when stopped

   • 11 complaints (20%)
   • median 129,994 mi at 13.4 yrs old (1 states mileage, few)
   • filed 1999–2006

   Owners describe an erratic idle, with the engine surging from about 500 to 1,250 RPM at stop lights or when parked, or idling around 2,200 to 2,700 RPM when stopped. Some say they had to keep firm pressure on the brake to hold the car still and feared it could leap forward into a crosswalk or intersection. According to complaints, the throttle and idle control parts were checked without a lasting fix, and the problem was tied to the control module. Mileage is rarely recorded for these complaints, and where it is, it is about 130,000 miles, with the problems showing at stop lights and when parked.

   1 related service bulletin

   What to check: On a test drive at a stop, check whether the idle holds steady and whether the engine speed changes on its own. Ask for records of any throttle, idle control, or control module work.

   2 excerpts from owner complaints in NHTSA records

   “My car has an erratic idle - when stopped, sometimes it will be idling at around 2,200-2,700 RPM and to keep it stopped, I have to keep my foot firmly on the brake pedal. If my brakes were to fail, I fear injury to myself or others if the car were to leap forward into a crosswalk (with pedestrians) or an intersection (with crossing traffic).”

   NHTSA complaint #707952, filed 1999-06

   “I have had several problems with the vehicles RPM's reving iradically. I have also had the vehicle shut off on me while I was driving down the freeway. I was lucky I did not wreak. A car stalling on the freeway is no fun. When I stalled the lights and everything shut down. I couldn't even put on my flashers.”

   NHTSA complaint #734196, filed 2000-10
4. 4
   Air bags

   Airbags did not deploy or protect in crashes

   • 7 complaints (13%)
   • typically at 6.2 yrs old
   • 6 mention a crash, fire or injury
   • filed 1995–2003

   Owners describe collisions in which the driver's airbag did not deploy, including a head-on crash and a loss of control on ice. In a rear-end crash at about 35 to 40 mph, the airbags did not deploy and the seatback collapsed. Another complaint says the airbag did not prevent a passenger's head from hitting the windshield, and the complaints say the dealer was notified. Mileage is not recorded for these crash complaints, and the descriptions include a head-on collision, a rear-end impact, and a loss of control on ice.

   What to check: Ask the dealer whether the airbag system has stored fault codes, and check the airbag warning light at startup. Ask for any airbag repair history, since these complaints describe deployment failures in crashes.

   2 excerpts from owner complaints in NHTSA records

   “While driving on icy road hit a patch of ice & lost control of vehicle. Had hit a telephone pole. Upon impact, the driver's air bag failed to deploy. Driver had seat belt on at the time. Vehicle at the body shop.”

   NHTSA complaint #835463, filed 1999-03

   “Consumer states while driving the vehicle was in a head on accident with another vehicle. Consumer states drivers side air bag did not deploy. Dealer notified.”

   NHTSA complaint #10002206, filed 2003-01

Buying note. A buyer considering a 1993 Geo Storm may want to ask for maintenance and repair records that show whether stalling or idle problems were diagnosed and fixed, and to test-drive at idle and at highway speed before deciding. Because the complaints describe repairs that did not solve the problem, a documented inspection of the control module and ignition system is worth requesting.

Summary written with AI from a sample of 41 NHTSA complaints for this model year (picked at random, with complaints that state a mileage and recent ones taken first), then checked automatically against the source records. Where a problem shows a complaint count, every complaint for this model year was matched with fixed keyword rules (written with AI and tested against the sample), and the mileage, age and repair figures are calculated from those complaints; owners' figures are as stated, not verified. Other counts refer to the sample. The excerpts come from NHTSA's public complaint records and are unverified; capitalisation is normalised, NHTSA staff notes are removed, and shortened text ends with “…”. Something wrong? Request a correction.