The worst 2027 Cadillac Lyriq problems
Ranked by number of owner complaints. Mileage and cost come from what owners wrote.
Problems by type
Tap a problem to see which part fails, at what mileage and in which other years.
Recalls 1
Service brakes, hydraulic: antilock/traction control/electronic limited slip: control unit/module
- What is wrong
- General Motors, LLC (GM) is recalling certain 2023–2027 Cadillac LYRIQ, 2025–2026 model year Cadillac CELESTIQ, 2024–2027 Chevrolet Blazer EV, and 2026-2027 Cadillac VISTIQ vehicles. The brake system control module (BSCM) contains a software defect that may cause a loss of braking during certain driving conditions.
- Risk
- A loss of braking ability increases the risk of a crash.
- Remedy
- The BSCM software will be updated through an over-the-air (OTA) update or by a dealer, free of charge. Owner notification letters are expected to be mailed December 14, 2026. Owners may contact Cadillac customer service at 1‑800‑333‑4223 or Chevrolet customer service at 1‑800‑222‑1020. GM's number for this recall is N262570900. Vehicle Identification Numbers (VINs) involved in this recall became searchable on on October 29, 2026.
Recall number 26V717000 · Recall details
Technical service bulletins for the 2027 Cadillac Lyriq 20
Bulletins tell dealers how to fix known problems. A warranty extension means the manufacturer pays for that repair for longer.
- Unknown or other
- Unknown or other
- This PI is to instruct dealer on diagnostic procedures that need to be completed prior to replacing a...
- Unknown or other
- This PI communicates the possibility of a B1599 and/or B0126 setting and directs to contact TCSC.
- • Fixes to help ensure start reliability and prevent battery drain • Improved charging performance and...
- • Improved reliability of connected services, including OnStar, Wi-Fi hotspot, and navigation • Enhanced...
- Unknown or other
- Unknown or other
- Unknown or other
2027 Cadillac Lyriq fuel economy
Official EPA estimates in miles per gallon (MPGe for electric). Ranges cover trims that share the same engine.
| Engine | Drive | City | Highway | Combined |
|---|---|---|---|---|
| Electric motor Electric 326 mi range | RWD | 100 | 83 | 92 MPGe |
| Electric motor Electric 319 mi range | AWD | 87-98 | 72-80 | 80-89 MPGe |
Compare the 2027 Cadillac Lyriq
Other model years
Questions about the 2027 Cadillac Lyriq
Is the 2027 Cadillac Lyriq reliable?
Owners have filed 0 complaints about the 2027 Cadillac Lyriq.
What is the most common problem with the 2027 Cadillac Lyriq?
There are not enough complaints to tell.
How many recalls does the 2027 Cadillac Lyriq have?
1 recall, covering service brakes, hydraulic.
What gas mileage does the 2027 Cadillac Lyriq get?
The 2027 Cadillac Lyriq is rated at 92 MPGe combined, with up to 326 miles of range.
VIN decoder
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Buying a used 2027 Cadillac Lyriq?
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Check its historyCadillac Lyriq in the news
- Cadillac recalls 2023-2027 Lyriq, 2024-2027 Blazer EV and 2026-2027 Vistiq and other models over control unit/module problem (67,380 vehicles)
- Safety regulators investigate 2024 Chevrolet Blazer, 2024-2026 GMC Acadia and 2024-2026 Chevrolet Traverse and other models for electronic brake module component failure