Own a Cadillac XT6 in the Phoenix area? EZ Swap LLC repairs and maintains the Cadillac XT6 for model years 2020 to 2025. Our shop at 9050 N 9th St handles everything from routine service to diagnostics and major repairs.
To help XT6 owners know what to watch for, we reviewed public records from the National Highway Traffic Safety Administration (NHTSA). For these model years NHTSA has 110 owner complaints on file for the XT6 and 12 safety recall campaigns. The most-reported problem areas are electrical system (26), power train (23), back over prevention (15).
Most-Reported Cadillac XT6 Problems
These problem areas come up most often in NHTSA owner complaints for the XT6 (all model years combined). Complaint counts reflect reports filed, not the share of vehicles affected, so popular and older models naturally have more.
| Problem area (NHTSA component) | Complaints | Share | |
|---|---|---|---|
| Electrical System | 26 | 23% | |
| Power Train | 23 | 20% | |
| Back Over Prevention | 15 | 13% | |
| Engine | 15 | 13% | |
| Forward Collision Avoidance | 11 | 10% | |
| Fuel/Propulsion System | 9 | 8% | |
| Service Brakes | 7 | 6% | |
| Steering | 5 | 4% |
Electrical System
26 of the 110 complaints (23%) mention the electrical system. Electrical problems are made worse by desert heat, which ages batteries, cables and connectors. We test the battery, starter and charging system and trace faults to the actual part. See our battery replacement and starter & alternator repair pages.
Power Train
23 of the 110 complaints (20%) mention the powertrain. Powertrain complaints can range from rough shifting to loss of drive. We road test, scan for stored codes and inspect fluids before recommending any repair. See our auto repair page.
Back Over Prevention
15 of the 110 complaints (13%) mention driver-assistance and stability systems. Driver-assistance and stability systems rely on sensors and software. We scan for stored codes and diagnose sensor and wiring faults. See our check engine light diagnostics page.
Cadillac XT6 Complaints by Model Year
The XT6 model years with the most NHTSA complaints on file are 2020, 2021, 2022. Older model years have had more time to collect reports, so use this table as a guide for what to inspect, not as a verdict on any one vehicle.
| Model year | Complaints on file | |
|---|---|---|
| 2020 | 38 | |
| 2021 | 21 | |
| 2022 | 15 | |
| 2023 | 13 | |
| 2024 | 15 | |
| 2025 | 8 |
Cadillac XT6 Check Engine Codes
NHTSA owner complaints rarely cite specific trouble codes for the XT6, so we do not have a model-specific ranking to show. These are the check engine codes we see most often on vehicles in Phoenix heat, and any of them can show up on a Cadillac.
| Code | What it means |
|---|---|
| P0420 | Catalyst efficiency below threshold (bank 1) Often a worn catalytic converter, but failing oxygen sensors or exhaust leaks can set it too. Can cause an emissions test failure. |
| P0300 | Random or multiple cylinder misfire Worn spark plugs, failing ignition coils, fuel or vacuum problems. Do not ignore a flashing check engine light. |
| P0171 | System too lean (bank 1) Often a vacuum leak, dirty MAF sensor, weak fuel delivery or a failing oxygen sensor. |
| P0455 | EVAP system large leak Missing or loose gas cap, or a disconnected or cracked vapor hose. |
| P0128 | Coolant temperature below thermostat regulating temperature Usually a thermostat stuck open. Fix it to restore efficiency and cabin heat. |
| P0442 | EVAP system small leak Loose or worn gas cap, cracked hose or purge or vent valve. |
| P0301 | Cylinder 1 misfire Commonly a bad spark plug or ignition coil on that cylinder. |
| P0401 | EGR flow insufficient Clogged EGR passages or a stuck EGR valve. |
Got a check engine light on your XT6? A code is a clue, not a diagnosis, so we scan it and test the system before replacing anything. See our check engine light diagnostics.
Cadillac XT6 Safety Recalls
NHTSA lists 12 recall campaigns for the XT6 in these model years, most often involving fuel system, gasoline, power train, air bags. Recalls are repaired by the manufacturer at no charge to you, but each applies only to certain vehicles. Look up your VIN at nhtsa.gov/recalls.
- 2024 recall, Electrical System (campaign 24V459000): General Motors, LLC (GM) is recalling certain 2023-2025 Cadillac XT5 and 2024-2025 Cadillac XT6 vehicles. The instrument panel may not illuminate when the hazard warning lights, high beams, or turn signals are activated.
- 2023 recall, Power Train (campaign 23V172000): General Motors, LLC (GM) is recalling certain 2023 Cadillac XT6, GMC Acadia, Chevrolet Blazer, Traverse, and 2022-2023 Cadillac XT5 vehicles.
- 2023 recall, Visibility (campaign 23V681000): General Motors, LLC (GM) is recalling certain 2023 GMC Acadia and 2024 Cadilac XT5 and XT6 vehicles. The windshield may have been assembled without the proper urethane sealant required to bond the windshield to the vehicle body.
- 2022 recall, Back Over Prevention (campaign 22V709000): General Motors, LLC (GM) is recalling certain 2020-2021 Cadillac XT5, XT6, and GMC Acadia vehicles equipped with the optional Surround Vision feature.
- 2022 recall, Service Brakes, Hydraulic (campaign 22V392000): General Motors, LLC (GM) is recalling certain 2022 Cadillac XT6 vehicles. The brake fluid reservoir cap may be missing the warning label.
- 2022 recall, Suspension (campaign 22V427000): General Motors, LLC (GM) is recalling certain 2022 Cadillac XT5, XT6, and GMC Acadia vehicles. The left-rear suspension toe link may have been tightened improperly, which could result in a loose or separated toe link.
Serious Incident Reports
Of the NHTSA complaints on file for the XT6, 2 involved a crash, 1 reported injuries. These numbers are drawn from self-reported complaints and are not verified findings. If your vehicle has an open recall, get it repaired promptly.
Keeping a Cadillac XT6 Reliable in Phoenix
Arizona heat is the hardest test a Cadillac will face. Batteries, belts, hoses, tires and engine oil all wear faster here, and a XT6 that spends its life in stop-and-go Valley traffic needs maintenance earlier than the owner's manual's normal schedule suggests.
Our recommendation for XT6 owners: follow the severe-service schedule, test the battery before every summer, inspect brakes and tires twice a year, and have any warning light diagnosed instead of ignored. If you are shopping for a used Cadillac XT6, a pre-purchase inspection shows what the paperwork does not.
Cadillac XT6 Services at EZ Swap LLC
Get the details on our Phoenix Cadillac XT6 repair service, or choose a service below.
Battery Replacement
Test, replace and protect against Phoenix heat.
Details →Starter & Alternator Repair
Charging and starting system repair.
Details →Auto Repair
All makes and models, from domestic trucks to imports.
Details →Check Engine Light Diagnostics
Scan, test and pinpoint the real cause.
Details →Oil Change & Maintenance
Oil, filters, fluids, tires and scheduled service.
Details →Car A/C Repair
Phoenix heat demands cold air.
Details →Cadillac XT6 FAQ
What are the most common problems with the Cadillac XT6?
Based on NHTSA owner complaints, the most-reported problem areas for the Cadillac XT6 are electrical system (26), power train (23), back over prevention (15). Complaint counts reflect reports filed, not the share of vehicles affected.
Which XT6 model years have the most complaints?
The XT6 model years with the most NHTSA complaints on file are 2020, 2021, 2022. Older years have had longer to collect reports, so inspect any specific vehicle before buying.
What check engine codes are common on the Cadillac XT6?
NHTSA complaints rarely cite specific codes for the Cadillac XT6. On Phoenix vehicles in general, we see P0420, P0300 misfires, P0171 lean conditions and EVAP leaks such as P0455 and P0442 most often. Bring yours in and we will scan and test it.
Does the Cadillac XT6 have any safety recalls?
NHTSA lists 12 recall campaigns for the Cadillac XT6 across model years 2020 to 2025. Each recall applies only to certain vehicles, so enter your VIN at nhtsa.gov/recalls to see if yours is affected.
Do you repair the Cadillac XT6 in Phoenix?
Yes. EZ Swap LLC repairs and maintains Cadillac vehicles including the XT6, at 9050 N 9th St in Phoenix. Call or text (602) 246-9063 for an appointment.
Is a pre-purchase inspection worth it for a used Cadillac XT6?
Yes. An inspection checks the engine, transmission, brakes, suspension, A/C and electrical system, and scans for stored codes, so you know the real condition before you buy.
How often should I service my Cadillac XT6 in Phoenix?
Follow the severe-service schedule in your owner's manual, since heat and stop-and-go driving count as severe use. Test the battery before summer and inspect brakes and tires regularly.
More Cadillac Models We Service
Source: public complaint and recall records from the National Highway Traffic Safety Administration (nhtsa.gov). Counts reflect reports filed and do not predict the condition of any individual vehicle.