Component
POWER TRAIN:AUTOMATIC TRANSMISSION:COOLING UNIT AND LINES
1,007 NHTSA complaints about power train:automatic transmission:cooling unit and lines issues across 36 makes and 229 models.
Data updated August 2026. Counts render from the NHTSA Office of Defects Investigation standardized component field; severity flags cross-reference NHTSA ODI complaint flags for owner-reported crash, fire, and injury markers. This page is for informational purposes and does not replace NHTSA recall notices or a vehicle-specific inspection. Methodology · Corrections.
NHTSA ODI component intake brief
ODI category POWER TRAIN:AUTOMATIC TRANSMISSION:COOLING UNIT AND LINES
1,007 filings · 229 models · 36 makes · vintage August 2026
- FILINGS MODERATE 1,007 ODI rows
- MODELS 229 nameplates citing this part
- MAKES 36 manufacturers in corpus
- CRASH 1.1% 11 crash-flagged
- RANK #157 of 696 categories
- SEV QUIET 0 deaths · 40 injuries
Filing-volume peers
POWER TRAIN:AUTOMATIC TRANSMISSION:COOLING UNIT AND LINES sits MODERATE on ODI intake volume (#157 of 696 standardized categories) with a QUIET severity stamp (0 reported fatalities across 229 models). Open Dodge RAM (category leader) →
POWER TRAIN:AUTOMATIC TRANSMISSION:COOLING UNIT AND LINES severity reading
The standout signal for power train:automatic transmission:cooling unit and lines is severity: 0 reported fatalities and 40 injuries (QUIET stamp) on 1,007 filings (MODERATE volume).
Moderate-volume categories still show a fingerprint in the model table below, cross-check each nameplate's recall and investigation history before inferring a defect pattern.
Next step: compare Dodge RAM against SUSPENSION:FRONT:MACPHERSON STRUT on filing totals before treating power train:automatic transmission:cooling unit and lines volume as a purchase signal.
Most Affected Vehicles
| # | Vehicle | Complaints |
|---|---|---|
| 1 | Dodge RAM | |
| 2 | Dodge RAM 2500 | |
| 3 | Buick Lesabre | |
| 4 | Dodge Caravan | |
| 5 | Ford Taurus | |
| 6 | Mazda 626 | |
| 7 | Dodge Intrepid | |
| 8 | Chevrolet Blazer | |
| 9 | Jeep Grand Cherokee | |
| 10 | Ford Explorer | |
| 11 | Dodge Grand Caravan | |
| 12 | Dodge Neon | |
| 13 | Ford F-250 | |
| 14 | Ford F-150 | |
| 15 | Dodge RAM 3500 | |
| 16 | Dodge RAM 1500 | |
| 17 | Chevrolet Silverado 2500 | |
| 18 | Plymouth Grand Voyager | |
| 19 | Oldsmobile 88 | |
| 20 | Mercury Sable | |
| 21 | Jeep Cherokee | |
| 22 | Chrysler Sebring | |
| 23 | Pontiac Bonneville | |
| 24 | Mitsubishi Galant | |
| 25 | Ford Windstar | |
| 26 | Eagle Vision | |
| 27 | Dodge Stratus | |
| 28 | Chevrolet S10 | |
| 29 | Dodge Dakota | |
| 30 | Buick Park Avenue |
Recent Complaints
The contact owns a 2012 Toyota Tacoma. The contact stated that the undercarriage of the vehicle was significantly rusted. The TPMS warning light was illuminated. The vehicle was taken to the local dea
The contact owns a 1989 Chevrolet C/K2500. The contact stated while driving at an undisclosed speed, the transmission was slipping. The vehicle was driven back to the residence. The contact’s husband
The contact owns a 2015 Ford Fiesta. The contact stated that while attempting to park the vehicle with his foot on the brake pedal and off the accelerator, the vehicle inadvertently accelerated to an
Transmission fluid cooler line ruptured causing loss of propulsion. There is a known and common problem with the cooler lines breaking at the fitting where the Transmission lines meet the cooler.
The contact owns a 2008 Lexus GS 450 Hybrid. The contact stated that after his vehicle was rear-ended by another vehicle, the check engine light was illuminated and the vehicle was not able to start.
TL* THE CONTACT OWNS A 2013 NISSAN ROGUE. THE CONTACT STATED WHILE HIS DAUGHTER WAS DRIVING 65 MPH, THE VEHICLE INDEPENDENTLY DECELERATED TO 35 MPH AND FAILED TO ACCELERATE. THERE WERE NO WARNING LIG
TL* THE CONTACT OWNS A 2012 NISSAN ALTIMA. WHILE DRIVING 75 MPH, THE VEHICLE DECELERATED WITHOUT WARNING. THE VEHICLE WAS TAKEN TO LARRY H. MILLER NISSAN HIGHLANDS RANCH (91320 PLUM VALLEY LN, HIGHLAN
TL* THE CONTACT OWNS A 2013 NISSAN ROGUE. WHILE DRIVING AT UNKNOWN SPEEDS FOR OVER AN HOUR, THE VEHICLE LOST POWER AND STALLED. ALSO, THE CHECK ENGINE INDICATOR ILLUMINATED. THE VEHICLE WAS TAKEN TO H
TL* THE CONTACT OWNS A 2007 CHEVROLET SILVERADO 2500. AFTER PARKING THE VEHICLE, THERE WAS FLUID LEAKING FROM THE FRONT OF THE VEHICLE. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE MANUFACTURER WAS
2011 BUICK REGAL. CONSUMER WRITES IN REGARDS TO VEHICLE REPAIR ISSUES. *SMD THE CONSUMER STATED HE RECENTLY NOTICED SEVERAL FLUID SPOTS UNDER THE VEHICLE. AN INSPECTION REVEALED THE TRANSMISSION CO
2002 DODGE DAKOTA CONSUMER IS CONCERNED ABOUT BRAKE LINE *CN THE CONSUMER STATED THE VEHICLE WAS MANUFACTURED WITH INFERIOR MATERIALS. THE GAS TANK STRAPS BROKE AND THE TRANSMISSION AND BRAKE LINES H
BRAKE LINE LEAKS, BRAKE STOPPED WORKING BECAUSE OF RUSTED BRAKE LINES. ALSO FUEL AND TRANSMISSION LINES ARE RUSTED BADLY. *TR
WHEN I FIRST RECEIVED NOTICE OF THE RECALL FOR THE TRANSMISSION OIL COOLER TUBE PROBLEM I CONTACTED MY DEALER RIGHT AWAY, THEY SAID THEY WOULD NOT RECEIVE PARTS FOR AT LEAST 2 MONTHS. I CALLED AGAIN I
SERVICE BRAKELINES ROTTED AND CAUSED A COMPLETE LOSS OF SERVICE BRAKES - WHILE DRIVING AND CLOSE TO HOME - USED EMERGENCY BRAKES AND LOW GEAR TO GET TO HOME. SPOKE TO FRIEND AT CHEVY DEALER. THEY ARE
I RESPONDED TO A SAFETY RECALL ( N29/NHTSA/ 13V-234 FOR A DEFECTIVE TRANSMISSION OIL COOLER TUBE) RECEIVED IN SEPT. 2013. I CALLED THE DEALER AND WAS TOLD THE PART WAS NOT IN STOCK, BUT WOULD BE ORD
DRIVING BACK TO WORK FROM LUNCH ON BUSY 4 LANE HIGHWAY, BRAKE PEDAL WENT TO FLOOR. NARROWLY AVOIDED A COLLISION AT A RED LIGHT. PUT FLASHERS ON, LOWERED THE GEAR SELECTOR, AND USED COMBO OF MINIMAL
2008 FORD ESCAPE. CONSUMER STATES VEHICLE LOSS ALL POWER WHILE DRIVING *TGW WHEN THE MECHANIC OPENED THE HOOD, HE DISCOVERED THE ENGINE WAS COVERED IN FLUID. THE TRANSMISSION COOLER WAS LEAKING, AS W
OUR DAUGHTER WAS DRIVING HOME, LATE AT NIGHT, WHEN THE ENGINE BEGAN MAKING STRANGE SOUNDS AND LURCHING AT ABOUT 50 MPH. SHE WAS ONLY A FEW BLOCKS FROM HOME, SO DROVE HOME VERY SLOWLY. ON LATER INSP
2011 HYUNDAI TUSCAN. CONSUMER WRITES IN REGARDS TO COOLING LINES, TRANSMISSIONS AND BRAKE SWITCHES REPLACEMENTS MORE THAN ONCE. *TGW THE CONSUMER STATED THE VEHICLE WOULD NT ACCELERATE WHEN THE ACC
HI I WAS HAULING DEBRIS FROM MY YARD AND TAKING TO LAND FILL.ABOUT 800 TO 900LBS TOTAL. STOPPED AT CONVENIENCE STORE FOR GAS AND FOOD. PULLING OUT OF PARKING LOT, BRAKES GAVE OUT, BRAKE PEDAL WENT TO
Related Vehicle Components
Verify with NHTSA · consumer-reported counts are not verified defect findings.