RepairPal Certified shops can diagnose and repair your 1998 Jaguar XJ8. They provide transparent pricing with a minimum 12-month or 12,000-mile warranty on repairs and services.
Hello, if the battery you installed is verified to be fully charged and in good condition, then you could possibly have an issue with cabling, the starter motor, a starter relay, any anti-theft devices that may be present....to name a few items.