
CADILLAC XT4 (2019–2026): Full Technical Specs & OBD2 Diagnostics
2.0L Turbo I4 • Gasoline
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Every figure on this Cadillac Xt4 (2019–2026) page is aggregated and cross-checked against more than 6.6 million real workshop operations, NHTSA records and OEM technical sources — and updated continuously. No invented estimates.
The Cadillac Xt4 (2019–2026) is powered by a 2.0L Turbo I4 engine. Use the sections below for verified fluids, battery, OEM tyres, the maintenance schedule, recommended parts and the most commonly reported OBD2 fault codes for this vehicle.
The transmission module detected a fault — check separate transmission codes.
Related codes: P0700
Rough running, idle vibration, power loss.
Related codes: P0300
Thermostat stuck open — engine does not reach operating temperature.
Related codes: P0128
System voltage below 10V — check alternator, battery or wiring.
Related codes: P0562
Check with an OBD2 scanner.
Related codes: P0011
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Average independent-workshop hourly labour rates, to estimate repair costs in your country.
All documented fault codes for this vehicle
The most documented diagnostic codes for this model, by system and severity. Tap a code for the full guide.
53 warning lights classified by urgency. Appears on your vehicle? Check the urgency level.
Show all dashboard warning lights
92 owner complaints filed with the U.S. National Highway Traffic Safety Administration (NHTSA) for the Cadillac Xt4 across model years 2019–2026. These are real, verified reports submitted by vehicle owners.
I purchased this car used in early 2024. Shortly after buying it, the brakes began squeaking while backing out of the garage in the morning. This is the only time day this occurs. It has been a constant complaint since. I took it to… (MY 2022)
I have a 2020 cadillac xt4. When I first purchased the car in 2021, it already needed a new battery. Since owning the vehicle, I've had to change the battery two times already with 3 years. When I go to start the car (push start) sometim… (MY 2020)
CADILLIAC 2019 XT4 WHITE IN COLOR BRAND NEW TIRES AND RIMS ..ENGINE BLEW UP WHILE TRAVELING TO A PARTY WITH MY GIRLFRIENDS OUTTA TOWN. IT WAS REALLY BAD...BUT WE STILL HAD A GREAT TIME. WE HAD IT TOWED AT NO EXPENSE BY A GUY WE MET WHI… (MY 2020)
HAD A CHECK ENGINE LIGHT OCCUR AFTER A DEALER WARRANTY INSTALLED ENGINE. THE DTC CODE WAS "PO496". THIS TURNED OUT TO BE A PARGE PUMP FAILURE. VEHICLE IS 4 YEARS AND 9 MONTHS OLD, MILAGE AT 34285. DEALER SAYING THAT PART IS NOT COVERED A… (MY 2019)
Source: NHTSA complaints database (U.S. data.gov). Figures cover production years 2019–2026.
Frequently Asked Questions
Does the Cadillac Xt4 have any safety recalls?
What does fault code P0300 mean on the Cadillac Xt4?
What does fault code P0128 mean on the Cadillac Xt4?
What does fault code P0011 mean on the Cadillac Xt4?
Are brakes problems common on the Cadillac Xt4?
Are engine problems common on the Cadillac Xt4?
Are electrical problems common on the Cadillac Xt4?
Which OBD2 fault codes are commonly documented for the Cadillac Xt4 (2019–2026)?
How often should the Cadillac Xt4 (2019–2026) be serviced?
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