The 2020 Cadillac Ct6 has 2 NHTSA recall campaigns affecting an estimated 90,162 vehicles. Recall repairs are always free at any authorized dealer. Owners have filed 16 complaints with NHTSA, most often about the power train. Last updated July 5, 2026.
Recall campaigns
POWER TRAIN25V1480002025-03-0690,081 affected
Defect
General Motors LLC (GM) is recalling certain 2019-2020 Cadillac CT6, 2020-2021 CT4, CT5, and 2020-2022 Chevrolet Camaro vehicles equipped with a 10-speed transmission. The transmission may become damaged internally and cause the wheels to lock-up.
Consequence
Wheel lock-up while driving increases the risk of a crash.
Remedy
Dealers will install transmission control module monitoring software, free of charge. Owner notification letters were mailed April 7, 2025. Owners may contact Cadillac customer service at 1-800-333-4223 or Chevrolet customer service at 1-800-222-1020. GM's number for this recall is N242480630.
TIRES19V7310002019-10-1581 affected
Defect
General Motors LLC (GM) is recalling certain 2020 Cadillac CT6 vehicles equipped with dealer-installed accessory 20" x 8.50" wheels (RPO 5JO or SHH). The tire pressure monitoring system (TPMS) sensors use the incorrect wireless radio frequency and cannot illuminate the low pressure warning light when the tire…
Consequence
Drivers may drive the vehicle with low tire pressure without a low tire pressure warning, negatively impacting the vehicle handling and increasing the risk of a crash.
Remedy
GM will notify owners, and dealers will replace all four TPMS sensors with the correct sensors, free of charge. The recall began December 3, 2019. Owners may contact GM customer service at 1-586-596-1733. GM's number for this recall is N192279200.
Complaints by component
POWER TRAIN
6
SERVICE BRAKES
3
1crashes
FORWARD COLLISION AVOIDANCE: ADAPTIVE CRUISE CONTROL
Verbatim reports filed with NHTSA, lightly edited for readability and with personal
information removed.
“The vehicle was shifting harshly and my wheels were experiencing lock up while in motion which was very dangerous. I experienced this on the parkway as well as streets and almost had a few accidents due to this problem. I drive my wife and children in this vehicle. Our safety and lives were put at…”
“The vehicle was shifting harshly and my wheels were experiencing lock up while in motion which was very dangerous. I experienced this on the parkway as well as streets and almost had a few accidents due to this problem. I drive my wife and children in this vehicle. Our safety and lives were put at…”
“See attached document for complaint.”
“The contact owns a 2020 cadillac ct6. The contact received notification of nhtsa campaign number: 25v148000 (power train); however, the part to do the recall repair was unavailable. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall repair. The contact…”
“Latelyi have had a problem with my back hatch door opening by it self the problem the last time it happen just before I enter a car wash now ive got a 7800 bill to repair it”
“The contact owns a 2020 cadillac ct6. The contact received notification of nhtsa campaign number: 25v148000 (power train); however, the part to do the recall repair was unavailable. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall repair. The…”
“The contact owns a 2020 cadillac ct6. The contact received notification of nhtsa campaign number: 25v148000 (power train); however, the part to do the recall repair was unavailable. The contact stated that while his wife was driving at an undisclosed speed, the vehicle jerked before slamming into…”
“The contact owns a 2020 cadillac ct6. The contact stated while driving 65 mph, the transmission seized, and the vehicle was coasted over to the right side of the roadway while waiting for tow service. A dealer as contacted. The vehicle was towed to the dealer where it was diagnosed with…”
Recall, complaint, and investigation records from official NHTSA datasets (FLAT_RCL,
FLAT_CMPL, FLAT_INV), synced weekly. Counts reflect NHTSA records for the 2020 Cadillac Ct6 as of
July 5, 2026. Complaint narratives are consumer-submitted and unverified. This page
contains ads and affiliate links. Full methodology.