1999 Jaguar XJR Would not go into any gear?

If your 1999 Jaguar XJR won't go into any gear, it may be due to several potential issues. Common causes include low Transmission Fluid levels, a faulty transmission control module, or a problem with the clutch or shifter assembly. It's advisable to check the fluid level first, as low fluid can lead to shifting problems. If the fluid is adequate, a professional diagnostic may be necessary to pinpoint the exact issue.