Model year guide

2018 Cadillac ct6

Recalls, most-reported problems, crash-test ratings, fuel economy and what a 2018 Cadillac ct6 is worth — from official NHTSA and EPA data. 4 on record.

2018 Cadillac ct6 — representative photo
Representative photo · via Wikimedia Commons

2018 Cadillac ct6 at a glance

Safety recalls2
Owner complaints10
Combined25 mpg

Free: that car's specs and build sheet, model-year recall campaigns and a fair price.

2018 Cadillac ct6 recalls 2

Seat Belts:rear/other NHTSA Campaign #18V673000 · 26/09/2018

General Motors LLC (GM) is recalling certain 2018-2019 Cadillac CT6, Escalade ESV, Chevrolet Suburban, Volt, and GMC Yukon XL vehicles. Certain second-row or third-row rear seatbelts retractor assemblies may not automatically lock when the seatbelt is fully pulled out of the retractor, possibly preventing a child seat from being properly secured. As such, these vehicles fail to comply with the requirements of Fede…

Fix: GM will notify owners, and dealers will inspect the rear seatbelt retractors and replace them if necessary, free of charge. The recall began November 7, 2018. Owners may contact Cadillac customer service at 1-800-458-8006, Chevrolet customer service at 1-800-222-1020 or GMC customer service at 1-…

Seats:mid/rear Assembly NHTSA Campaign #18V437000 · 28/06/2018

General Motors LLC (GM) is recalling certain 2016-2018 Cadillac CT6 vehicles. The inboard child seat anchorage bars may have had excess structural adhesive applied during assembly, which can interfere with the installation of a child seat. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard (FMVSS) number 225, "Child Restraint Anchorage Systems."

Fix: GM will notify owners, and dealers will inspect, remove any excess adhesive, and apply anti-corrosion primer to the inboard child seat anchorage bars, free of charge. The recall began August 3, 2018. Owners may contact Cadillac customer service at 1-800-458-8006. GM's number for this recall is 1…

Source: U.S. NHTSA. A campaign covers the model year; to see whether a particular car still needs the repair, check its VIN on NHTSA.gov or ask a franchised dealer.

2018 Cadillac ct6 common problems

The most-reported problem areas across all 10 owner complaints filed with NHTSA — and what to check before you buy.

Engine
Listen for knocks or ticking, check for leaks and blue/white exhaust smoke, and make sure it doesn't overheat. No check-engine light should be on.
Power Train
Drive through every gear: watch for slipping, hard or delayed shifts, and shudder. Check for transmission/driveline leaks and noises.
Steering
Steering should be tight and centered — no play, clunks or wandering. Test at low and highway speed; listen for power-steering whine.
Suspension
Listen for clunks over bumps, check the car sits level, and look for uneven tire wear and worn shocks or struts.
Structure
Inspect for rust, fresh undercoating, mismatched paint, uneven panel gaps and any sign of prior collision or frame repair.
Service Brakes
Brakes should feel firm and quiet — no grinding, pulsing or pulling. Check for an ABS light and uneven pad/rotor wear.

2018 Cadillac ct6 MPG & running costs

Combined25 mpg
City22 mpg
Highway30 mpg
Est. annual fuel cost$3,300
EPA size classLarge Cars
TransmissionAutomatic (S8)
Forced inductionTurbocharged
Engine start-stopYes
Passenger volume110 cu ft
Cargo volume15 cu ft
5-yr fuel cost vs average new car$4,500 more

Source: U.S. EPA / DOE fueleconomy.gov.

Estimated 5-year cost to own

A rough guide to what running a 2018 Cadillac ct6 costs over five years and 75,000 miles.

Fuel (5 yrs)$16,500
Fuel only$16,500
Per mile$0.22

How this is estimated: fuel is the U.S. EPA annual cost at 15,000 miles a year. There aren't enough comparable listings to estimate depreciation for this model, so it is left out. Not included: insurance, maintenance, repairs, taxes, registration and finance costs. Treat it as a comparison guide, not a quote.

2018 Cadillac ct6 trims & engines on record

Trims
Luxury · Premium Luxury (CSAV)
Engines
3.6L 6-cyl

2018 Cadillac ct6 vehicles on record

Other Cadillac ct6 model years

2018 Cadillac ct6 — frequently asked questions

Does the 2018 Cadillac ct6 have any safety recalls?

NHTSA lists 2 recall campaigns for the 2018 Cadillac ct6. Whether an individual car still needs a recall repair depends on its VIN — check it on NHTSA.gov or ask a franchised dealer. Recall repairs are free.

What are the most common problems with the 2018 Cadillac ct6?

Across all 10 owner complaints filed with NHTSA, the most-reported problem areas are engine, power train, steering.

What gas mileage does the 2018 Cadillac ct6 get?

The 2018 Cadillac ct6 has a U.S. EPA estimate of 25 mpg combined (22 city / 30 highway).

Sources: NHTSA (recalls, complaints, crash tests), U.S. EPA (fuel economy). Vehicle data only — CarLogs never shows owner information.