Own a Cadillac XT4 in the Phoenix area? EZ Swap LLC repairs and maintains the Cadillac XT4 for model years 2019 to 2025. Our shop at 9050 N 9th St handles everything from routine service to diagnostics and major repairs.
To help XT4 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 XT4 and 8 safety recall campaigns. The most-reported problem areas are engine (26), electrical system (25), power train (18).
Most-Reported Cadillac XT4 Problems
These problem areas come up most often in NHTSA owner complaints for the XT4 (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 | |
|---|---|---|---|
| Engine | 26 | 23% | |
| Electrical System | 25 | 22% | |
| Power Train | 18 | 16% | |
| Service Brakes | 17 | 15% | |
| Forward Collision Avoidance | 17 | 15% | |
| Fuel/Propulsion System | 16 | 14% | |
| Exterior Lighting | 6 | 5% | |
| Back Over Prevention | 6 | 5% |
Engine
26 of the 110 complaints (23%) mention the engine and cooling system. Engine and cooling complaints are best caught early in Phoenix, where heat pushes cooling systems and engine oil to their limits. We diagnose warning lights and check coolant, hoses and oil condition. See our check engine light diagnostics and oil change & maintenance pages.
Electrical System
25 of the 110 complaints (22%) 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
18 of the 110 complaints (16%) 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.
Cadillac XT4 Complaints by Model Year
The XT4 model years with the most NHTSA complaints on file are 2024, 2019, 2020. 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 | |
|---|---|---|
| 2019 | 22 | |
| 2020 | 18 | |
| 2021 | 12 | |
| 2022 | 4 | |
| 2023 | 12 | |
| 2024 | 32 | |
| 2025 | 10 |
Cadillac XT4 Check Engine Codes
NHTSA owner complaints rarely cite specific trouble codes for the XT4, 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 XT4? 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 XT4 Safety Recalls
NHTSA lists 8 recall campaigns for the XT4 in these model years, most often involving power train, seat belts, back over prevention. 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, Equipment (campaign 24V575000): General Motors, LLC (GM) is recalling certain 2024 Cadillac XT4 and Chevrolet Malibu vehicles. The vehicles may have the wrong owner's manual in the glove box.
- 2024 recall, Structure (campaign 24V795000): General Motors, LLC (GM) is recalling certain 2025 Cadillac XT4 vehicles. The instrument panel may be missing the perforation on the underside of the panel cover that allows the passenger-side air bag to deploy properly.
- 2022 recall, Back Over Prevention (campaign 22V868000): General Motors, LLC (GM) is recalling certain 2019-2020 Cadillac XT4 vehicles equipped with the optional Surround Vision feature.
- 2022 recall, Seats (campaign 22V359000): General Motors, LLC (GM) is recalling certain 2021 Chevrolet Malibu, 2022 Chevrolet Equinox, Blazer and Cadillac XT4 vehicles. The driver's seat cushion frame may have an improper weld in the power tilt-adjustment mechanism.
- 2021 recall, Seat Belts (campaign 21V649000): General Motors, LLC (GM) is recalling certain 2016-2021 Chevrolet Malibu and 2019-2021 Cadillac XT4 vehicles. The rear seat belt retractors may be improperly secured with loose or missing fasteners.
- 2021 recall, Tires (campaign 21V115000): General Motors LLC (GM) is recalling certain 2020 Buick Enclave, Cadillac XT4, XT5, Escalade, Escalade ESV, Chevrolet Suburban, Tahoe, Traverse, GMC Yukon, Yukon XL, 2018-2021 Chevrolet Express, GMC Savana, 2019-2020 Chevrolet Blazer,...
Serious Incident Reports
Of the NHTSA complaints on file for the XT4, 4 involved a crash, 1 involved a fire, 2 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 XT4 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 XT4 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 XT4 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 XT4, a pre-purchase inspection shows what the paperwork does not.
Cadillac XT4 Services at EZ Swap LLC
Get the details on our Phoenix Cadillac XT4 repair service, or choose a service below.
Check Engine Light Diagnostics
Scan, test and pinpoint the real cause.
Details →Oil Change & Maintenance
Oil, filters, fluids, tires and scheduled service.
Details →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 →Cadillac XT4 FAQ
What are the most common problems with the Cadillac XT4?
Based on NHTSA owner complaints, the most-reported problem areas for the Cadillac XT4 are engine (26), electrical system (25), power train (18). Complaint counts reflect reports filed, not the share of vehicles affected.
Which XT4 model years have the most complaints?
The XT4 model years with the most NHTSA complaints on file are 2024, 2019, 2020. Older years have had longer to collect reports, so inspect any specific vehicle before buying.
What check engine codes are common on the Cadillac XT4?
NHTSA complaints rarely cite specific codes for the Cadillac XT4. 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 XT4 have any safety recalls?
NHTSA lists 8 recall campaigns for the Cadillac XT4 across model years 2019 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 XT4 in Phoenix?
Yes. EZ Swap LLC repairs and maintains Cadillac vehicles including the XT4, 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 XT4?
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 XT4 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.