The 1994 Plymouth Sundance carries 1 open NHTSA recall — most recently covering recliner. Owners report 7 recurring issue clusters, led by “Seatback bolt failure and forward-folding seats.” Plymouth ended in 2001, and everything with the badge is a Chrysler or Dodge underneath. The Voyager is a Caravan, the Neon is a Dodge Neon, the Laser is an Eagle Talon and a Mitsubishi Eclipse. Parts are shared and easy to find. Two things decide whether one of these lasts. First, the four-speed automatic in the minivans and Neons requires Chrysler ATF+4 fluid specifically. Generic Dexron will make it shudder and then fail, and this is the most common way these transmissions die. Second, several engines here use a rubber timing belt, including the 3.0 liter Mitsubishi V6 in the minivans, the 2.0 in the Neon, and the turbocharged four in the Laser. On the Laser's engine a snapped belt bends valves. If you cannot document the last belt, treat it as due.
SEATS:FRONT ASSEMBLY:RECLINER
Campaign #99V212000 · Jun 8, 1999
Issue: VEHICLE DESCRIPTION: PASSENGER VEHICLES. THE LOWER SEAT BACK ATTACHING BOLT ON THE DRIVER SEAT CAN FAIL AND SEPARATE.
Risk: IF THE BOLT FAILS WHILE THE VEHICLE IS BEING DRIVEN, THE DRIVER COULD LOSE CONTROL OF THE VEHICLE, INCREASING THE RISK OF A VEHICLE CRASH.
Fix: DEALERS WILL REPLACE THE LOWER SEAT BACK ATTACHING BOLT ON THE DRIVER'S SEAT WITH A HIGHER STRENGTH BOLT THAT INCLUDES A SELF LOCKING NYLON PATCH.
What drivers and federal regulators have officially reported about the 1994 Plymouth Sundance.
SEATS
7 NHTSA complaints · 1997-09 → 2003-05
“THE FRONT SEATBACKS FAILED TO REMAIN LOCKED IN PLACE. WOULD RECLINE FORWARD, PUSHING DRIVER/PASSENGER TOWARDS STEERING WHEEL/DASHBOARD”
“REPORTING A RECALL FAILURE; AFTER DEALER REPLACING SEATBACK BOLT CONSUMER NOTICED SEAT WOULD FALL FORWARD FREELY”
“RECALL 99V212 COMPLETED BUT CONSUMER STILL HAS PROBLEMS WITH SEATS FLIPPING FORWARD”
SUSPENSION
5 NHTSA complaints · 1996-07 → 2000-01
“DUE TO THE REAR TRAILING ARM FAILURE, THE CONSUMER HAD AN ACCIDENT”
“TRAILING ARM FAILED WHILE CONSUMER WAS BACKING OUT OF DRIVEWAY CAUSING A SCRAPING AND GRINDING NOISE”
“CLANGING NOISE DUE TO A DEFECTIVE TRACK BAR BETWEEN THE REAR WHEELS”
SEAT BELTS
4 NHTSA complaints · 1996-11 → 2004-01
“WHILE PUTTING THE SEAT BELT THROUGH CSS & TRYING TO LOCK IT, SEAT BELT BUCKLE FAILED TO LATCH PROPERLY; THE ENTIRE INSIDE OF THE BUCKLE JUST FELL OUT OF MECHANISM”
“THE SHOULDER PART OF THE PASSENGER'S SIDE SEAT BELT DOES NOT RETRACT”
“OWNER'S DAUGHTER'S FINGER WAS CAUGHT IN THE PASSENGER'S SIDE AUTOMATIC SEATBELT RETRACTOR, AND MANGLED HER FINGER”
FUEL SYSTEM, GASOLINE
4 NHTSA complaints · 1995-05 → 2000-03
“STRONG GAS ODOR NOTICED AND A PUDDLE OF GAS WAS FOUND UNDER VEHICLE. A PINHOLE LEAK WAS FOUND IN FUEL TANK”
“HAD FILLED VEHICLE WITH FUEL. IT STARTED TO SPILL OUT OF INPUT PIPE. FUEL GAUGE FAILED TO REGISTER CORRECT AMOUNT OF FUEL”
“VEHICLE FUEL GAUGE WILL NOT REGISTER THE RIGHT AMOUNT OF FUEL, IN FOR REPAIR PUT A SENSOR”
ELECTRICAL SYSTEM
5 NHTSA complaints · 1996-06 → 1999-09
“THERE IS REOCCURRING SMOKE AND FIRES COMING FROM THE REAR OF THE VEHICLE NEAR THE SPEAKERS”
“FIRE BETWEEN THE WINDOW PANEL AND VEHICLE DUE TO POSSIBLE ELECTRICAL FAILURE”
“THE CRUISE CONTROL STOPPED THE CAR SLOWED DOWN AND THE ENGINE CAUGHT ON FIRE”
SERVICE BRAKES, HYDRAULIC
7 NHTSA complaints · 1995-03 → 1998-04
“ABS BRAKES; WHILE DRIVING BRAKES FAILED, CAUSING THE VEHICLE TO RUN INTO ANOTHER VEHICLE”
“VEHICLE FISHTAILED/SWAYED WHEN APPLYING BRAKES, CAUSING LOSS OF CONTROL/ACCIDENT”
“WHEN APPLYING BRAKES IN COLD WEATHER, THERE IS AN EXTENDED STOPPING DISTANCE BEFORE VEHICLE COMES TO A COMPLETE STOP”
AIR BAGS
6 NHTSA complaints · 1995-08 → 1998-08
“THE CONSUMER HAD AN ACCIDENT ON 020296 AND THE AIR BAG DIDN'T DEPLY”
“VEHICLE WAS KNOCKED INTO BRIDGE WALL, AIR BAG DID NOT DEPLOY”
“WHEN AIRBAG DEPLOYED IT BURNED THE OCCUPANT FROM THE CHIN DOWN”
Note: NHTSA also opened 3 defect investigation(s) on this vehicle that closed without action.
Issues on other model years
Source: NHTSA Office of Defects Investigation (ODI). Complaint data refreshed Sep 20, 2026. Investigation data refreshed Sep 1, 2026.
We display NHTSA's record with attribution; we don't editorialize on what these complaints mean for any specific vehicle.
Critical for safety and preventing major damage
Chrysler specified 3,000 miles under the severe schedule, which is where an engine of this age belongs. Change at least once a year even if the car barely moves. Nothing in this lineup has an oil life monitor, so the interval is on you.
Estimated cost — typical U.S. ranges
Dealer
~$120–$160
Shop
~$85–$115
DIY
~$25–$55
Full synthetic costs more than conventional. 5-quart 0W-20 + filter is the typical bill.
Use Chrysler ATF+4 and nothing else. The 41TE transaxle, still often called the Ultradrive, is sensitive to fluid friction characteristics in a way most automatics are not. Drain and fill every 30,000 miles. If a shop offers to top it off with universal fluid, decline.
Estimated cost — typical U.S. ranges
Dealer
~$330–$500
Shop
~$235–$355
DIY
~$60–$180
Some sealed transmissions have no dipstick — fill is precise and best left to a shop. Many drivers can still DIY drain-and-fill.
Applies to the 3.0 V6 in the Voyager and Acclaim, the 2.0 in the Neon, and the turbo four in the Laser and Colt. Replace every 90,000 miles or 7 years, whichever comes first, and change the water pump and tensioner at the same time. The Laser's 4G63 is an interference engine, so a failed belt is engine damage rather than a tow. The 3.3 and 3.8 V6 use a chain instead and are not on this schedule.
Estimated cost — typical U.S. ranges
Dealer
~$935–$1175
Shop
~$655–$825
DIY
Pro only
On interference engines, a snapped belt destroys valves. Worth doing on schedule. Bundle water pump + tensioner — labor is already there.
Rotate every 7,500 miles. Check the DOT date code on the sidewall. On a car this old, tires almost always age out before the tread runs out.
Estimated cost — typical U.S. ranges
Dealer
~$85
Shop
~$60
DIY
Free
Often free at the shop where you bought the tires — worth asking before paying.
Inspect pads, rotors, hoses, and hard lines at every service. Rear drums on the Neon, Sundance, and Acclaim seize on cars that sit, and rusted steel lines are a real concern anywhere road salt is used.
Estimated cost — typical U.S. ranges
Dealer
~$85
Shop
~$60
DIY
Free
Most shops do this free as a courtesy with any service. Don't pay separately if you can avoid it.
Replace every 2 years. On a twenty-five-year-old car this is what keeps the master cylinder and the ABS unit from becoming the repair bill.
Estimated cost — typical U.S. ranges
Dealer
~$180–$200
Shop
~$125–$140
DIY
~$10–$25
DOT 3 or 4 — match the cap. Vacuum bleeders make this a one-person DIY.
Keeps your vehicle running smoothly and efficiently
Copper plugs run 30,000 miles, platinum closer to 100,000. Replace the plug wires at the same time on anything with a distributorless coil pack. After this many years the wires break down before the plugs do.
Estimated cost — typical U.S. ranges
Dealer
~$285–$390
Shop
~$200–$275
DIY
~$25–$100
Iridium plugs cost more but last 100k+ miles. V6/V8 access varies wildly — some are tough.
Replace every 30,000 miles. Simple on every model in the lineup.
Estimated cost — typical U.S. ranges
Dealer
~$60–$95
Shop
~$45–$70
DIY
~$15–$40
5-minute job on most cars; the airbox lid usually has clips, no tools needed.
This is the accessory belt, not the timing belt. Replace the belt and tensioner together once either is cracked, glazed, or noisy.
Estimated cost — typical U.S. ranges
Dealer
~$195–$235
Shop
~$135–$165
DIY
~$20–$50
DIY-friendly if you can reach the tensioner. Inspect for cracks rather than swap on a strict mileage interval.
Extends the life of your vehicle and improves comfort
Every 3 to 5 years. Most of this era uses conventional green coolant rather than a long-life formula, so do not stretch it on the assumption that modern intervals apply. The 2.0 Neon engine has a known head gasket history, and clean coolant with a correct pressure cap is the cheapest defense.
Estimated cost — typical U.S. ranges
Dealer
~$285–$330
Shop
~$200–$235
DIY
~$25–$60
Use the manufacturer-specified coolant — wrong color/chemistry can damage the cooling system.
Test the battery and alternator once a year. Corroded ground straps are common at this age and produce electrical faults that look far worse than they are.
Estimated cost — typical U.S. ranges
Dealer
~$225–$390
Shop
~$160–$280
DIY
~$130–$250
Most auto-parts stores test and install batteries free with purchase. Skip the dealer markup.
Typical U.S. ranges. Actual quotes vary by shop, parts choice, and vehicle condition.
How we estimate: Dealer = OEM parts × 1.4 + labor × $165/hr. Shop = parts + labor × $115/hr. DIY = parts only.
This maintenance schedule for the 1994 Plymouth Sundance reflects Plymouth's published service intervals. Your actual service needs may vary based on driving conditions, climate, and vehicle usage. Always consult your owner's manual for model-specific recommendations.