🚗 AutoDefect IQ

2018 Cadillac Xt5 problems, complaints & recalls

Most-reported problem areas: Power Train (9) · Steering (8) · Engine (8)

🧭 Reliability snapshot

76 /100
⚠ Buy with caution

Compared against other Cadillac Xt5 model years — complaint volume vs the model's median year, recalls and severity. How we score →

🛣️ Complaints by mileage

<25k miles: 9 complaints 9 <25k 25–50k miles: 8 complaints 25–50k 50–75k miles: 2 complaints 50–75k 75–100k miles: 3 complaints 75–100k 100–125k miles: 1 complaints 100–125k 125–150k miles: 0 complaints 125–150k 150k+ miles: 0 complaints 150k+

23 NHTSA complaints that reported an odometer reading.

67
Complaints
0
Recalls
1,021
Service bulletins
2
Crashes reported
1
Fires reported
0
Deaths

Safety recalls (0)

No recalls on record for this model year (campaigns announced since 2010).

Service bulletins (1,021)

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.

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 2026-09-04 · PIP4902W · Service Bulletin/Repair Instructions

this preliminary information advises a dealer on how to email gds2 session logs into technical assistance.

Unknown Or Other 2026-07-21 · PIT5099J · Service Bulletin/Repair Instructions

pi to help diagnose a/c concern

Unknown Or Other 2026-04-01 · PIT3271Q · Service Bulletin/Repair Instructions

this preliminary information communicates information about how to determine if a wheel and tires size change is available.

Unknown Or Other 2026-03-09 · PIP6104 · Service Bulletin/Repair Instructions

this preliminary information communicates the steps on how to save a gds2 session log and upload to a technical assistance case in cx connect.

Unknown Or Other 2026-03-09 · PIP4902V · Service Bulletin/Repair Instructions

this preliminary information advises a dealer on how to email gds2 session logs into technical assistance.

Showing the 6 most recent of 1,021 bulletins. Search all of them free at nhtsa.gov.

What owners report

2026-10-23 · Power Train:axle Assembly · 114,000 mi

“the contact owns a 2018 cadillac xt5. the contact stated that during a scheduled routine maintenance, the independent mechanic informed the contact that front driver's side cv axle was fractured and leaking grease and needed to be replaced. however, the part was on a national backorder. the manufacturer was notified of the failure and referred the …”

2026-05-26 · Steering

“check engine light sensor came on in mid-may which is the result of a faulty thermostat, also triggering a "steering assist is reduced" message on the dashboard which i consider to be a safety issue. this is a known and common problem for this make, year and model and the cost to fix the problem is very expensive. this issue has been reported by ma…”

2026-05-14 · Steering

“thermostat failure causes steering assist to be reduced. this leaves more difficult steering especially in an emergency situation, thus a safety concern. the vehicle displays a warning: "steering assist is reduced, drive with care". an internet search shows this is a well-known problem across all general motor vehicles. this is also indicated by th…”

2026-04-08 · Visibility/Wiper

“my windshield has a lot of spider and has never been hit with anything. they spread from the bottom up…”

2026-03-28 · Service Brakes

“while driving at highway speeds, i needed to accelerate hard in order to pass another vehicle and while accelerating there was a downshift and increase in rpm. after passing, the rpm remained high even after i took foot off accelerator and it seemed the transmission did not shift back out of lower gear, keeping the car traveling at a high rate of …”

2026-03-19 · Vehicle Speed Control · 2,000 mi

“the contact owns a 2018 cadillac xt5. the vehicle was recently purchased, and while driving at an undisclosed speed, the vehicle failed to accelerate as intended while depressing the accelerator pedal. in addition, the vehicle failed to accelerate above 5 mph with several unknown warning lights illuminated. the dealer was notified and sent a mobile…”

2026-01-23 · Steering

“to whom it may concern,i am writing to formally report a safety concern involving my 2018 cadillac xt5, vin [xxx] . recently, my vehicle displayed a “steering assist reduced” message on the dashboard while driving. this warning significantly increases the physical effort required to steer the vehicle, especially at low speeds, and i believe it pres…”

2025-12-09 · Service Brakes

“brakes failure. approaching a busy intersection and facing a red light, i slowed and prepared to stop the vehicle. nothing happened with regard to braking; instead, the engine seemed to rev up as it continued through the red-lighted intersection with 2 lanes of busy cross traffic from both directions. that there was not a collision is a miracle.…”

2025-10-29 · Engine · 40,000 mi

“the contact owns a 2018 cadillac xt5. the contact stated that while driving at an undisclosed speed, the vehicle inadvertently lost motive power. the contact was able to coast to the shoulder of the roadway, where the vehicle failed to restart. while attempting to restart the vehicle, the vehicle required several attempts before restarting. after t…”

2025-10-26 · Power Train

“while waiting at a light, then the car shut off. lossing all power. i could not get out of the vehicle, no hazards, no lights, nothing. after several pulls of the door handle i was able to open the door but the hazard light was not able to come one. after 4 attempts to engage break to push start the vehicle on ethe brake locked up and would not di…”

Excerpts of consumer complaints filed with NHTSA, lightly truncated. They are owner statements, not verified findings.

Other Cadillac Xt5 years