Component

POWER TRAIN:AUTOMATIC TRANSMISSION:PARK/NEUTRAL START INTERLOCK SWITCH

2,417 NHTSA complaints about power train:automatic transmission:park/neutral start interlock switch issues across 39 makes and 273 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:PARK/NEUTRAL START INTERLOCK SWITCH

2,417 filings · 273 models · 39 makes · vintage August 2026

  • FILINGS MODERATE 2,417 ODI rows
  • MODELS 273 nameplates citing this part
  • MAKES 39 manufacturers in corpus
  • CRASH 36.0% 869 crash-flagged
  • RANK #92 of 696 categories
  • SEV FATAL 16 deaths · 445 injuries
POWER TRAIN:AUTOMATIC TRANSMISSION:PARK/NEUTRAL START INTERLOCK SWITCH (this)POWER TRAIN:AUTOMATIC TRANSM…2,417ELECTRICAL SYSTEM:IGNITION:MODULEELECTRICAL SYSTEM:IGNITION:M…2,373SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC:CALIPERSERVICE BRAKES, HYDRAULIC:FO…2,370POWER TRAIN:AXLE ASSEMBLY2,469
ODI filing volume neighbourhood: POWER TRAIN:AUTOMATIC TRANSMISSION:PARK/NEUTRAL START INTERLOCK SWITCH vs nearest complaint-total peers

POWER TRAIN:AUTOMATIC TRANSMISSION:PARK/NEUTRAL START INTERLOCK SWITCH sits MODERATE on ODI intake volume (#92 of 696 standardized categories) with a FATAL severity stamp (16 reported fatalities across 273 models). Open Jeep Grand Cherokee (category leader) →

POWER TRAIN:AUTOMATIC TRANSMISSION:PARK/NEUTRAL START INTERLOCK SWITCH filing-volume reading

The standout signal for power train:automatic transmission:park/neutral start interlock switch is ODI intake volume: 2,417 filings (MODERATE band · #92 of 696 standardized categories) across 273 nameplates. Crash-flag share is 36.0%.

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 Jeep Grand Cherokee against ELECTRICAL SYSTEM:IGNITION:MODULE on filing totals before treating power train:automatic transmission:park/neutral start interlock switch volume as a purchase signal.

2,417
Complaints
273
Models Affected
869
Crashes
13
Fires
16
Deaths

Most Affected Vehicles

# Vehicle Complaints
1 Jeep Grand Cherokee
1,014
2 Jeep Cherokee
100
3 Dodge Caravan
57
4 Ford Aerostar
50
5 Dodge Grand Caravan
48
6 Dodge Durango
47
7 Chrysler Town AND Country
41
8 Ford Windstar
40
9 Ford Taurus
31
10 Ford Explorer
30
11 Plymouth Voyager
29
12 Dodge Dakota
28
13 Plymouth Grand Voyager
27
14 Chrysler Sebring
26
15 Toyota Camry
24
16 Dodge RAM
22
17 Dodge Intrepid
22
18 Ford Expedition
21
19 Jeep Wrangler
19
20 Honda Accord
19
21 Ford F-150
16
22 Jeep Laredo
15
23 Plymouth Breeze
13
24 Mercury Sable
13
25 Chevrolet Astro
13
26 Dodge RAM 1500
12
27 Chevrolet Venture
12
28 Ford Ranger
11
29 Ford Contour
11
30 Chrysler Cirrus
11

Recent Complaints

2023 Toyota Sienna Hybrid

See attached document for complaint.

2018 Chevrolet Traverse

Shifter doesn't recognize its in park once car is in park and turned off (some cars cannot turn off ) cars cannot be locked. The car continues to ding. The shift assembly has to be replaced. Looking a

2016 Subaru Legacy

The contact owns a 2016 Subaru Legacy. The contact stated that the key would not release from the ignition switch. The contact had to move the shift lever back and forth to take the key out of the ign

2013 Mazda CX-5

The contact owns a 2013 Mazda CX-5. The contact stated while shifting into the park the electronics failed to turn off. The contact vigorously shifted the gear shifter in several positions for approx

2012 Ford Expedition

My gear shaft gets stuck in park as if it’s not recognizing that the break is getting pressed. It gets stuck for a while. There is no sticky substance that is causing this.

2014 Mazda CX-5

THE SHIFTER DOESN'T STAY IN PARK. THE CAR DOES NOT SHUT OFF WHEN YOU PUSH THE BUTTON. YOU HAVE TO WIGGLE THE GEARSHIFT, TAKE IT IN AND OUT OF PARK, AND PUSH THE BUTTON MULTIPLE TIMES BEFORE IT WILL

2014 Mazda Mazda6

TL* THE CONTACT OWNS A 2014 MAZDA 6. WHILE THE VEHICLE WAS PARKED, THE ENGINE FAILED TO TURN OFF AFTER THE 'START/STOP' BUTTON WAS DEPRESSED. AFTER SIX OR SEVEN ATTEMPTS OF DEPRESSING THE BUTTON, THE

2014 Mazda CX-5

WHEN PUTTING THE VEHICLE IN PARK THE ENGINE WILL NOT CUT OFF AM BEING TOLD IT IS THE SHIFTER POSITION SWITCH THIS IS HAPPENING SEVERAL TIMES. WHEN ATTEMPTING TO SHUT OFF VEHICLE WHILE IN PARK. IT DOES

2010 RAM 2500

TL* THE CONTACT OWNS A 2010 RAM 2500. AFTER THE CONTACT'S HUSBAND PLACED THE VEHICLE IN PARK AND EXITED THE VEHICLE, IT PROCEEDED TO ROLL AND RAN HIM OVER. THE CONTACT'S HUSBAND SUFFERED A CONTUSION

2013 RAM 2500

BRAKE SHIFT INTERLOCK IS MALFUNCTIONING. VEHICLE SHIFTS OUT OF PARK WITHOUT DEPRESSING BRAKE PEDAL.

2002 Honda CR-V

TL* THE CONTACT OWNS A 2002 HONDA CR-V. AFTER PARKING THE VEHICLE, IT WAS IMPOSSIBLE TO SHIFT THE GEAR LEVER OUT OF PARK. THE CONTACT HAD TO CONTINUOUSLY DEPRESS THE BRAKE PEDAL AND FORCE THE GEAR OUT

2014 Lincoln MKZ Crash

COPY OF EMAIL TO FORD MOTOR ON APRIL 16, 2014: WE RECENTLY LEASED A 2014 LINCOLN MKZ. THE NEW PUSH BUTTON SHIFT CONTROL THAT WE ARE NOT ACCUSTOMED TO, RESULTED IN AN ACCIDENT WITH $1187 WORTH OF DAM

1998 Honda Accord

PLEASE BE ADVISED THAT THIS HAS HAPPENED ON MULTIPLE DATES RANGING FROM 1999-2012. I THOUGHT IT WAS COVERED THROUGH NHTSA CAMPAIGN ID #: 98V018000 BUT I DID NOT USE THE CAR ENOUGH TO RECOGNIZE A PATTE

2004 Honda Pilot Crash

TL*THE CONTACT OWNS A 2004 HONDA PILOT. AFTER SHIFTING THE VEHICLE INTO NEUTRAL GEAR THE CONTACT NOTICED THAT HE COULD TURN THE VEHICLE OFF AND REMOVE THE KEY FROM THE IGNITION WHICH CAUSED THE VEHICL

2007 Nissan Altima

TL* THE CONTACT OWNS A 2007 NISSAN ALTIMA. THE CONTACT STATED THAT SHE WAS ABLE TO ENGAGE THE IGNITION START BUTTON WITHOUT THE VEHICLE BEING IN PARK. SHE STATED THE VEHICLE HAD ROLLED AWAY AT LEAST S

2007 Dodge Charger

TL*THE CONTACT OWNS A 2007 DODGE CHARGER. THE CONTACT STATED THAT THE GEAR SHIFT WAS STUCK IN THE PARK POSITION. THE DEALER STATED THAT THE SWITCH THAT ALLOWS THE GEAR SHIFT TO MOVE BETWEEN GEARS WAS

2001 BMW X5

TL*THE CONTACT OWNS A 2001 BMW X5. AFTER SHIFTING THE VEHICLE INTO PARK THE CONTACT NOTICED THAT THE TRANSMISSION FAIL SAFE CODE HAD APPEARED ON THE DASHBOARD. THE VEHICLE HAS NOT BEEN DIAGNOSED AND T

2007 Chevrolet Malibu

TL* THE CONTACT OWNS A 2007 CHEVROLET MALIBU. THE CONTACT STATED UPON STARTING THE VEHICLE, THE GEAR HAD TO BE SHIFTED INTO NEUTRAL SO THAT THE VEHICLE WOULD START UP. THE SHIFT LINKAGE MALFUNCTIONED

2003 Nissan Altima Crash

THERE IS NO INTERLOCK ON IGNITION TO PREVENT REMOVAL OF THE IGNITION KEY IF SHIFTER IS NOT PLACED IN PARK POSITION. CAR WAS PARKED AND AUTOMATIC TRANSMISSION SHIFTER WAS IN NEUTRAL WHEN KEY WAS REMOVE

2005 Chrysler Town AND Country Crash

WHILE VISITING A RELATIVE MY 2005 CHRYSLER TOWN AND COUNTRY WAS PARKED ON A DRIVEWAY THAT SLOPES DOWN A BIT. WHILE LOADING THE CAR AND IN A MOMENT OF INADVERTENCE, MY 2 YEAR OLD SON WAS ABLE TO OPEN T

Verify with NHTSA · consumer-reported counts are not verified defect findings.