General Motors Cadillac vs General Motors Chevrolet: MOT reliability compared
Updated 05 September 2026.
21.0%
General Motors Chevrolet MOT failure rate, 3.2 pts lower than General Motors Cadillac
General Motors Chevrolet is the more reliable MOT performer: 21.0% of General Motors Chevrolet MOTs fail versus 24.2% for General Motors Cadillac, a 3.2 point gap.
| Metric | General Motors Cadillac | General Motors Chevrolet |
|---|---|---|
| MOT failure rate | 24.2% | 21.0% |
| Tests analysed | 11,004 | 10,451 |
| Most common failure | Suspension (30.3%) | Lamps & electrical (49.8%) |
Questions and answers
Which is more reliable, General Motors Cadillac or General Motors Chevrolet?
General Motors Chevrolet is the more reliable MOT performer: 21.0% of General Motors Chevrolet MOTs fail versus 24.2% for General Motors Cadillac, a 3.2 point gap.
What is the MOT failure rate of the General Motors Cadillac?
24.2% of General Motors Cadillac MOT tests result in a failure, from 11,004 tests.
What is the MOT failure rate of the General Motors Chevrolet?
21.0% of General Motors Chevrolet MOT tests result in a failure, from 10,451 tests.