Last updated: 2026-10-10
Cadillac Lyriq vs Hyundai Ioniq 5: Reliability Compared
Cadillac Lyriq
Hyundai Ioniq 5
Cadillac Lyriq beats the Hyundai Ioniq 5 on reliability by a wide margin. Ioniq 5 owners file far more complaints per car sold, mostly over ICCU failures that cut power. The Lyriq's main worry is brakes failing to stop the car at low speed.
How Do the Cadillac Lyriq and Hyundai Ioniq 5 Generations Compare?
Verdict
The Cadillac Lyriq is more reliable than the Hyundai Ioniq 5, scoring 68/100 vs 54/100.
The more reliable choice here is the Lyriq, and the gap is large. Owners file far fewer complaints per car sold, and they are spread across telematics, headlights and sensors. The Ioniq 5 has one dominant failure: an ICCU fault that cuts drive power, often without warning. Its standing is only mixed. The Lyriq does have a serious low-speed brake concern, but that is a narrow pattern, not a repeated breakdown.
Key Differences
- 1Cadillac Lyriq has 40.5 fewer complaints per 10k sold
- 2Cadillac Lyriq scores 14 points higher in reliability
- 3Cadillac Lyriq has 2 fewer total recalls
Category Scoreboard
Cadillac Lyriq vs Hyundai Ioniq 5: Which Is More Reliable?
| Metric | Cadillac Lyriq | Hyundai Ioniq 5 |
|---|---|---|
| Reliability Score | 68/100 | 54/100 |
| Years Tracked | 3 | 5 |
| Total Recalls | 16 | 18 |
| Complaints per 10k Sold | 22.9 | 63.4 |
| Year Wins | 3 | 0 |
What Are the Common Problems With the Cadillac Lyriq and Hyundai Ioniq 5?
One event dominates Ioniq 5 complaints: a pop, a "check electrical system" warning, then limited power and sometimes a dead car, even at highway speed. Repairs drag on because ICCU parts are back ordered. Crash-linked reports also sit in its power train, forward collision and speed control groups, including surging while parking. Lyriq complaints are milder: failed telematics modules, drooping low beams and dimming screens. Its crash-linked cluster is service brakes, where the car failed to stop at walking pace. The Ioniq 5 has no crash-linked brake group listed.
| Component | Cadillac Lyriq | Hyundai Ioniq 5 |
|---|---|---|
| ELECTRICAL SYSTEM | 6.1Average | 36.8High |
| POWER TRAIN | 1.1Low | 12.1Above Avg |
| EXTERIOR LIGHTING | 4.2Average | 0.9Very Low |
| UNKNOWN OR OTHER | 1.6Low | 2.9Low |
| SERVICE BRAKES | 3Low | 1.2Low |
| FORWARD COLLISION AVOIDANCE | 1.9Low | 1.4Low |
| BACK OVER PREVENTION | 1.8Low | —None |
| VEHICLE SPEED CONTROL | 0.5Very Low | 1.3Low |
| FUEL/PROPULSION SYSTEM | 0.3Very Low | 1.5Low |
| STEERING | 0.5Very Low | 0.7Very Low |
| LANE DEPARTURE | —None | 0.7Very Low |
| TIRES | —None | 0.4Very Low |
| STRUCTURE | 0.3Very Low | —None |
| ENGINE | —None | 0.3Very Low |
| VISIBILITY/WIPER | —None | 0.3Very Low |
| PARKING BRAKE | —None | 0.1Very Low |
Complaints per 10,000 units sold, aggregated across all tracked model years from NHTSA owner reports.
How Does Cadillac Lyriq vs Hyundai Ioniq 5 Reliability Compare by Year?
| Year | Cadillac Lyriq | Hyundai Ioniq 5 | Edge |
|---|---|---|---|
| 2025 | 73/1003R / 13C | 53/1008R / 158C | Cadillac Lyriq |
| 2024 | 64/1006R / 106C | 58/1002R / 134C | Cadillac Lyriq |
| 2023 | 67/1007R / 24C | 50/1003R / 311C | Cadillac Lyriq |
Best years to cross-shop: The 2023 Cadillac Lyriq scored 67/100 and the 2024 Hyundai Ioniq 5 scored 58/100 — the strongest shared model years that have been on the road for at least two years, where available.
Who Should Buy the Cadillac Lyriq vs the Hyundai Ioniq 5?
Cadillac Lyriq vs Hyundai Ioniq 5: Common Questions
- Is the Hyundai Ioniq 5 more reliable than the Cadillac Lyriq?
- No. The Lyriq comes out well ahead. Owners filed 63.4 complaints per 10,000 Ioniq 5 sold, against 22.9 for the Lyriq. The Ioniq 5's complaints cluster around electrical failures that leave the car in limited power mode or dead, while Lyriq complaints are more scattered.
- Which has more recalls, the Ioniq 5 or the Lyriq?
- The Ioniq 5 has more in total, with 18 recalls across five model years. The Lyriq has 16 across three model years. That is a heavier recall load per model year for the Lyriq, so check the VIN of any car you consider for open recalls.
- What is the biggest problem with the Hyundai Ioniq 5?
- The ICCU. Owners describe a pop, a "check electrical system" warning, then limited power and often a dead car, sometimes at highway speed. The 12V battery stops charging. Failures showed up around 22,000 to 25,000 miles and sometimes recurred after recall work, with repairs delayed by back-ordered parts.
- Are there safety concerns with the Cadillac Lyriq?
- Yes, with its service brakes. That group has 10 crash-linked complaints out of 19. Reports describe the car failing to stop at walking pace, in one case with the pedal sinking to the floor and no warning light. Other complaints include sudden braking with Super Cruise active and unwanted braking when reversing.
- Which Ioniq 5 model year should I avoid?
- Avoid 2022 and 2023, which are the weakest years in the data. The 2024 year is rated among the strongest. 2026 also rates well, but it has had the least time to collect complaints, so do not treat it as proven. Ask for ICCU service history on any of them.
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Decided between Cadillac Lyriq and Hyundai Ioniq 5? Run a VIN check before you buy — uncover hidden accidents, title issues, and open recalls.
How we score the Cadillac Lyriq and Hyundai Ioniq 5
Scores weight complaint severity at 35%, repair costs at 30%, recall impact at 20%, and the spread of complaints across systems at 15%, with complaint counts adjusted for US sales. Read the full methodology.
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