IllustrationTHROTTLE BENT AND STUCK DUE TO WEAK MATERIAL. NLM
1977 Jaguar XJ6L
Owner reports · Recalls · Investigations
Limited comparison data
There is not enough comparable history to draw a useful model-year comparison.
About this comparison →How this year compares
Owner complaints by model year
Compare all XJ6L years →Counts vary with age, sales and reporting. They are not failure rates.
What owners reported most
Tap a category to read its complaints. One report may name several components.
When problems were reported
Mileage at the reported incident
Limited mileage data: 0 of 1 reports include usable mileage. There isn’t enough coverage to show a useful chart.
NHTSA’s mileage field refers to the reported incident, not necessarily the filing date. This shows report counts, not the likelihood of a failure.
What to inspect
Issues worth paying extra attention to based on owner reports.
- Equipment. Review the 1 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
- Suspension. Review the 1 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
- Vehicle Speed Control. Review the 1 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
NHTSA owner reports · September 18, 2026 snapshot.
0 crash reports0 fire reports0 injury reports
What owners actually said
1 reportsOfficial recalls
278V174000 · Power Train:automatic Transmission
Aug 9, 1978
IF THE TRANSMISSION IS OVERFILLED, THE POSSIBILITY OF OVERSPILL ARISES UNDER CERTAIN DRIVING CONDITIONS DUE TO THE NEWLY INSTALLED TRANSMISSION DIPSTICK. THE TRANSMISSION FLUID MAY SPILL ON THE EXHAUST MANIFOLD OR CATALYTIC CONVERTER.
Consequence & remedy
Consequence: Not supplied
Remedy: DEALER WILL REPLACE THE DIPSTICK AT NO CHARGE.
77V083000 · Engine And Engine Cooling:exhaust System
Jun 2, 1977
THE EXHAUST GAS RECIRCULATION MANIFOLD CORE PLUGS MAY BECOME DISPLACED RESULTING IN A LOSS OF ENGINE VACUUM AND SUBSEQUENT STALLING. THIS WOULD PRODUCE IMMEDIATE ERRATIC ENGINE OPERATION AND SUBSEQUENT LOSS OF POWER BRAKES AND POWER STEERING ASSIST.
Consequence & remedy
Consequence: Not supplied
Remedy: DEALER WILL INSTALL A MODIFIED CORE PLUG DEVICE AT NO COST TO OWNER.
Model-level recall history does not show whether a particular VIN is affected or has received a repair. Check a VIN with NHTSA ↗
NHTSA investigations
0No exact-year investigations in this snapshot.