2017 CADILLAC CT6 — Problems, Recalls & Safety Data

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N/A

Safety Rating

25

Owner Complaints

1

Recall

ACTIVE RECALL

17

Service Bulletins

0

Investigations

Overview of the 2017 CADILLAC CT6

The 2017 CADILLAC CT6 has received a total of 25 safety complaints filed with the National Highway Traffic Safety Administration (NHTSA). There have been 2 recall campaigns affecting this vehicle, covering issues with EXTERIOR LIGHTING:HEADLIGHTS, EXTERIOR LIGHTING. 17 technical service bulletins have been issued by General Motors, LLC for this model year. The most commonly reported problems involve the Power Train (9 complaints), Electrical System (4 complaints), and Service Brakes (2 complaints).

Recalls for the 2017 CADILLAC CT6

NHTSA has recorded 2 recalls for the 2017 CADILLAC CT6, potentially affecting up to 362 vehicles.

Recall 21V759000 — EXTERIOR LIGHTING:HEADLIGHTS

| 181 vehicles affected

Defect: General Motors, LLC (GM) is recalling certain 2016-2017 Cadillac CT6 vehicles. The Park/Position lights may be excessively bright. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 108, "Lamps, Reflective Devices, and Associated Equipment."

Consequence: The excessive brightness may affect the vision of other drivers, increasing the risk of a crash.

Remedy: Dealers will install right and left side in-line headlight jumper harnesses, free of charge. Owner notification letters were mailed November 3, 2021. Owners may contact Cadillac customer service at 1-800-458-8006. GM's number for this recall is N162016079.

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Recall 21V759000 — EXTERIOR LIGHTING

| 181 vehicles affected

Defect: General Motors, LLC (GM) is recalling certain 2016-2017 Cadillac CT6 vehicles. The Park/Position lights may be excessively bright. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 108, "Lamps, Reflective Devices, and Associated Equipment."

Consequence: The excessive brightness may affect the vision of other drivers, increasing the risk of a crash.

Remedy: Dealers will install right and left side in-line headlight jumper harnesses, free of charge. Owner notification letters were mailed November 3, 2021. Owners may contact Cadillac customer service at 1-800-458-8006. GM's number for this recall is N162016079.

View full details →

Owner Complaints for the 2017 CADILLAC CT6

25 complaints have been filed with NHTSA for the 2017 CADILLAC CT6. Below is a breakdown by vehicle component.

Most Recent Complaints

#11714281 | POWER TRAIN | | N/A miles
The vehicle experiences harsh shifting, surging, and jerking forward during normal driving conditions. The behavior has occurred repeatedly over several years and has been confirmed by the dealership. Multiple repair attempts, including transmission-related work, have not resolved the issue. The vehicle has surged forward unexpectedly, creating near-miss accident situations. I no longer feel the vehicle is safe to operate.
#11714281 | VEHICLE SPEED CONTROL | | N/A miles
The vehicle experiences harsh shifting, surging, and jerking forward during normal driving conditions. The behavior has occurred repeatedly over several years and has been confirmed by the dealership. Multiple repair attempts, including transmission-related work, have not resolved the issue. The vehicle has surged forward unexpectedly, creating near-miss accident situations. I no longer feel the vehicle is safe to operate.
#11700820 | FUEL/PROPULSION SYSTEM | | N/A miles
My CT6 had a default engine light on,.Dealer reports broken EVAP line.Car has never been in an accident or damaged.Upon inquiry dealer reports no issues known to them with this problem.However ,this same vehicle had transmission issue when purchased new and the dealer stated same findings.Then recall was issued and transmission was repaired for a known problem and repaired under a recall notice.My concern is this may be similar situation with the fuel EVAP system.The vehicle is my primary car and a fuel vapor leak is a grave concern to me and I believe posses a risk, especially as the replacement parts are unavailable at this time.I have filed an inquiry with Cadillac/Gm #82543696 Steven Maffei(AI inquiry reveals known and past problems with Cadillac EVAP systems)
#11655564 | VEHICLE SPEED CONTROL | | N/A miles
My vehicles transmission has a buzzing noise coming from the transmission oil pan and a gear shifting problem I took vehicle to Cadillac dealer whom can’t find the issue they changed the oil pan and the transmission lines . My vehicle is a 2017 Cadillac ct6 with 72027 miles . I’ve been to 4 Cadillac certified dealers and none can locate to problem . Thank you . Also I would like to add that Cadillac open road In New Jersey has taken off my splash guards and would not return them . I have a video of the manager claiming the car doesn’t come with guards and another stating the job he did not require him to remove splash guard but that is not true .
#11649426 | ELECTRICAL SYSTEM | | N/A miles
Water is getting into my trunk where the amp is and now my radio does not work only the back up camera. I cannot control the AC or turn on the air conditioner. Or is that how I would like it to blow

View all Power Train complaints →

Safety Rating for the 2017 CADILLAC CT6

NHTSA has not yet tested the 2017 CADILLAC CT6 in its New Car Assessment Program.

Technical Service Bulletins for the 2017 CADILLAC CT6

General Motors, LLC has issued 17 technical service bulletins (TSBs) for the 2017 CADILLAC CT6. TSBs are notices sent by manufacturers to their dealers describing a known issue and the recommended repair procedure.

PIP5700G — UNKNOWN OR OTHER

This PI communicates the proper part numbers for transmission connectors and internal harness to prevent confusion when ordering

18-NA-180 — FUEL/PROPULSION SYSTEM

This Warranty Administration service bulletin provides Lithium-Ion battery Exchange Process and Transaction Submission information.

23-NA-137 — POWER TRAIN

This service bulletin advises the technician to cut off any extra trans case flange if found contacting the prop shaft.

04-06-04-051H — FUEL SYSTEM, GASOLINE

This service bulletin provides information for maintenance cleaning of the fuel injectors and gasoline detergent additive.

21-NA-230 — POWER TRAIN:TRANSFER CASE (4-WHEEL DRIVE)

This service bulletin provides a repair procedure to correct a customers concern of Whining/Whirring, Whistle, Squeaking, Groaning/Growling Noise Coming from Front Wheel/Engine Area.

PIP5848 — BACK OVER PREVENTION

This Preliminary information communicates the source component of the noise could be the bearing or shaft and not engine related.

PIP5848 — POWER TRAIN

This Preliminary information communicates the source component of the noise could be the bearing or shaft and not engine related.

N202318000 — POWER TRAIN

Service Update. Certain vehicles may have a condition where the transmission wiring harness may have a faulty thermistor crimp. Dealers are to replace the transmission wiring harness.

N202318000 — ELECTRICAL SYSTEM:WIRING

Service Update. Certain vehicles may have a condition where the transmission wiring harness may have a faulty thermistor crimp. Dealers are to replace the transmission wiring harness.

N202318000 — EQUIPMENT

Service Update. Certain vehicles may have a condition where the transmission wiring harness may have a faulty thermistor crimp. Dealers are to replace the transmission wiring harness.

Showing 10 of 17 technical service bulletins.

NHTSA Investigations for the 2017 CADILLAC CT6

There are no NHTSA defect investigations on record for this vehicle.

Other Model Years of the CADILLAC CT6

View all CADILLAC CT6 model years →

Other CADILLAC Models

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