2025 Cadillac XT4 Electrical system Problems
- Complaints
- 5about this part
- Share
- 50%of 10 total for the year
- Median mileage
- 17,000miles
- Trend
- Too newThis model year is less than 4 years old, so a trend is not meaningful yet.
NHTSA recorded 5 complaints about the electrical system of the 2025 Cadillac XT4, 50% of the 10 complaints for this model year. Where a mileage was given, the median is 17,000 miles.
Fewer than 15 complaints name this part, so treat the figures as a rough indication only.
Example complaints
Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.
“The vehicle’s OnStar system, emergency calling features, and built-in navigation/maps do not function properly. The maps do not work, emergency calling is unreliable, and OnStar is unable to accurately locate my vehicle. This is a serious safety concern because these systems are intended to provide immediate emergency assistance and precise location information. I am the primary caregiver for my minor son, who has significant medical conditions like heart failure and requires ongoing cardiac care. …”
NHTSA complaint #11713151, filed 2026-01“Telematics Controller has gone out. Took 2 weeks to get vehicle into dealership. After diagnosis we are told there is no availability on the part and no backorder or visibility as to when it will be available. Functionality of vehicle, value and user safety has been effected as safety and convenience features originally on the vehicle no longer function and cause distraction.”
NHTSA complaint #11709200, filed 2026-01“The contact owns a 2025 Cadillac XT4. The contact stated that the vehicle independently started after it was parked and turned off. The contact stated that the failure was intermittent but was a recurring failure. There was no warning light illuminated. The vehicle was taken to a local dealer, where it was diagnosed, and determined that the computer system needed to be reset. The vehicle was repaired; however, the failure reoccurred. The manufacturer was not informed of the failure. The failure mileage was approximately 17,000.”
NHTSA complaint #11714926, filed 2026-02, 17,000 miles“The Onstar service will not operate. The Onstar system drains the batter so the car will not start. Cadillac cant get the operative part for the Onstar, the telematic module. So the car is sitting at the Cadillac dealer and cant be repaired..”
NHTSA complaint #11737617, filed 2026-05“Multiple issues: Leaking transmission fluid, multiple issues with on star system, side detection system, lane keep assist. On star issue involves being unable to contact an advisor in the case of an emergency. Apps in car work intermittently, including Google Maps which is imbedded in the vehicle system. Dealership has stated that onstar and map issue is ongoing and multiple complaints have been received about this issue. Transmission leak started appears to have started right after the purchase of the vehicle. …”
NHTSA complaint #11714512, filed 2026-01Related service bulletins
- 11024386Sep 3, 2025This service bulletin provides the correction to the condition of the Malfunction Indicator Lamp being illuminated and/or the DTC P149E set.
- 11019545Apr 24, 2025This warranty administration bulletin provides information for dealers/technicians on System Reset and Connector Reconnect Labor Code Numbers.
- 11019017Apr 10, 2025This bulletin provides a procedure on how to check for a battery drain utilizing the Picoscope and how to measure the load on the system that may be causing a drain.
- 11017595Apr 3, 2025This service bulletin provides information on the proper Reflective High Temperature Heat and/or Insulating Tape to use for certain repairs, such as Wiring Harness Repairs.
- 11017318Mar 31, 2025Some customers may comment on the park assist switch flashing and/or a ‘Service Side Detection’ DIC message.
- 11017244Mar 31, 2025The intent of this service bulletin is to identify aftermarket ALDL or DLC interface devices as potential sources for causing multiple customer concerns that do not have other…
- 11017247Mar 28, 2025This warranty administration bulletin provides information for dealers/technicians on System Reset and Connector Reconnect Labor Code Numbers.
- 11017279Mar 27, 2025This technical bulletin provides a procedure for replacing the liftgate actuator due to quality issues.
- 11017207Mar 21, 2025This service bulletin provides information for dealers/technicians on Service Programming System (SPS) Error Codes E4398, E4399, E4401, E4403, M4404, M4413, M6954, M6955, E4414…
- 11017031Mar 12, 2025This service bulletin provides information to diagnose batteries that have set for a long period of time and/or cold weather climates and testing those batteries.
Electrical system: other model years
Other parts of the 2025 Cadillac XT4
2 complaintsLane departure
2 complaintsTransmission and drivetrain
2 complaintsOther or unknown
1 complaintsTires
1 complaintsVisibility (wipers, defrost, mirrors)
1 complaints
← All problems reported for the 2025 Cadillac XT4
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 29, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.
To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology