Jaguar XJ6L: problems, complaints, bulletins
Summary for the Jaguar XJ6L across 2 model years: 3 owner complaints and 0 NHTSA service bulletins, plus repair videos. Pick a year for details.
Model years
| Year | Owner complaints | involving a crash | Technical service bulletins (TSB) | YouTube repair videos |
|---|---|---|---|---|
| 1997 | 2 | 0 | 0 | 0 |
| 1977 | 1 | 0 | 0 | 0 |
What fails most often
- 1 Vehicle speed control 67% of all complaints
- 2 Engine and cooling 33% of all complaints
- 3 Equipment 33% of all complaints
- 4 Suspension 33% of all complaints
- 5 Tires 33% of all complaints
- Vehicle speed control: 2 complaints (67% of all).
- Engine and cooling: 1 complaints (33% of all).
- Equipment: 1 complaints (33% of all).
- Suspension: 1 complaints (33% of all).
- Tires: 1 complaints (33% of all).
Components owners complain about
| Component | Owner complaints | involving a crash | Technical service bulletins (TSB) |
|---|---|---|---|
| Vehicle speed control | 2 | 0 | 0 |
| Engine and cooling | 1 | 0 | 0 |
| Equipment | 1 | 0 | 0 |
| Suspension | 1 | 0 | 0 |
| Tires | 1 | 0 | 0 |
What owners report
Short excerpts of NHTSA complaints in the original wording. These are owner statements not verified by NHTSA; personal data removed.
While driving at various speeds accelerator pedal stuck, causing sudden acceleration. Also, egr valve and other engine parts were replaced several times by the dealer, but problems still occurring .
When owners complained
NHTSA complaints by filing year. The peak shows at what age the problems show up most.
What to check before buying
- Vehicle speed control. Accelerator pedal, cruise control, throttle codes.
- Engine and cooling. Radiator and fan after a frontal hit, coolant level and condition, overheating.
- Suspension. Wheel alignment, control arms, subframe, even tire wear.
- Tires. Tire age by DOT code, bulges, wear pattern.
Other models of this make
Read also
Sources: public NHTSA data (USA): service bulletins and owner complaints; YouTube: links to videos credited to their authors. Complaints are owner statements not verified by NHTSA, and describe defects rather than crash damage. Data updated 2026-11-05.