2026 Cadillac Ct5 problems, complaints & recalls
Most-reported problem areas: Vehicle Speed Control (2) · Service Brakes (2) · Forward Collision Avoidance: Adaptive Cruise Control (1)
🧭 Reliability snapshot
Compared against other Cadillac Ct5 model years — complaint volume vs the model's median year, recalls and severity. How we score →
Safety recalls (1)
Equipment:other:owners/Service/Other Manual 2026-02-26 · campaign 26V114000 · 5,861 vehicles
Defect: General Motors has decided that certain 2027 Chevrolet Bolt EV, 2025-2026 Cadillac OPTIQ, Chevrolet Colorado, Equinox EV, GMC Canyon, 2026 Buick Enclave, Envision, Cadillac CT5, Escalade, Escalade ESV, Escalade IQ, Escalade IQL, LYRIQ, VISTIQ, Chevrolet Blazer EV, Corvette Convertible, Corvette Coupe, Corvette Convertible E-Ray, Equinox, Silverado 1500, 2500, 3500, Silverado EV, Suburban 1500, Tahoe, Traverse, GMC Acadia, Hummer EV Pickup, Hummer EV SUV, Sierra 1500, 2500, 3500, Sierra EV, Terra
Risk: Without an owner's manual to consult, owners may not know how to safely use and operate the vehicle, increasing the risk of injury in a crash.
Fix: Dealers will reset the vehicle radio, which will facilitate automatic download of the electronic owner’s manual, free of charge. Owner notification letters were mailed April 16, 2026. Owners may contact GM customer service at 1-866-467-9700, Chevrolet customer service at 1-800-222-1020 or Cadillac customer service at 1-800-333-4223. The manufacturer's number for this recall is N252540430. Vehicle Identification Numbers (VINs) involved in this recall became searchable on NHTSA.gov on February 26,
Service bulletins (112)
Technical service bulletins are repair instructions manufacturers send dealers for known issues. Unlike recalls, the fix is not automatically free — but naming the bulletin at the service desk can save diagnosis time and support goodwill repairs.
Suspension 2026-10-08 · N262573420 · Service Campaign
certain vehicles, equipped with the precision package, may be missing the supplementary performance toe links that were to be delivered in the vehicle’s trunk. customers will be instructed to contact dealers to order the missing toe-link assemblies.
Unknown Or Other 2026-10-07 · PIT6110L · Service Bulletin/Repair Instructions
this preliminary information communicates an issue with the ses mil and dtc p062b and engineering is currently investigating.
Unknown Or Other 2026-09-28 · PIT6457C · Service Bulletin/Repair Instructions
this preliminary information is for technicians that may see dtcs that are history and should not perform any part replacements. they should follow the notes mentioned prior to anything being replaced.
Unknown Or Other 2026-09-28 · PIC6540K · Service Bulletin/Repair Instructions
this preliminary information communicates to dealers a procedure to reset the radio.
Unknown Or Other 2026-09-26 · PIT5698F · Service Bulletin/Repair Instructions
this pi provides diagnostics tips on how the lin bus works and how to diagnosis it.
Unknown Or Other 2026-09-15 · PIT6426C · Service Bulletin/Repair Instructions
if a vehicle has an issue with super cruise inoperative tech is directed to follow a diagnostic path before replacing the image processing module.
Showing the 6 most recent of 112 bulletins. Search all of them free at nhtsa.gov.
What owners report
2026-10-04 · Service Brakes · 💥 crash“component/system involved: electronic parking brake (epb) system and epb control switch on my cadillac ct5-v blackwing. the vehicle and component are currently available for inspection. what happened / safety risk: the vehicle experienced an unattended roll-away and struck a tree, causing significant vehicle damage. no one was injured, but the veh…”
2026-09-14 · Service Brakes · 💥 crash“critical safety system failure & concealed software repair: within 14 days of vehicle delivery, a 2026 cadillac ct5 experienced a complete failure of its heavily advertised reverse automatic braking (rab) driver-assistance technology. while reversing at a safe, low speed toward a full-sized stationary vehicle, the system failed to detect the obstac…”
2026-07-01 · Forward Collision Avoidance: Adaptive Cruise Control“adaptive cruise control acts like it’s going to maintain a gap (user selectable gap distance is able to be manipulated and displayed on drivers information center) but will rush right onto a preceding cars bumper. i’m told that even though manual transmission cars have the components and illusion that adaptive cruise control works, it doesn’t whic…”
2026-05-19 · Unknown Or Other“while driving vehicle at approximately 50 mph in normal driving conditions, the vehicle’s automatic emergency braking/forward collision system activated an alert when a vehicle ahead of me slowed and turned out of my lane. after the lane was fully clear and there was no obstacle in front of the vehicle, the system aggressively braked and brought th…”
2026-02-17 · Vehicle Speed Control“catastrophic engine failure within 700 miles requires full engine replacement problems began around 150 miles on odometer message: reduced accelerated speed check engine light service transmission system service variable valve timing system…”
2025-09-17 · Vehicle Speed Control · 1,200 mi“the contact owns a 2026 cadillac ct5. the contact stated that while driving the vehicle with the super cruise feature activated, the message indicated a road construction zone, and the brakes independently activated. the contact stated that there was no road construction nearby. the contact reset the super cruise control feature. the contact stated…”
Excerpts of consumer complaints filed with NHTSA, lightly truncated. They are owner statements, not verified findings.