AW55 automatic gearbox flare and valve-body wear
SeriousGearbox & TransmissionFive-speed automatics can flare between gears, thump into drive or slip once warm if fluid changes have been ignored.
Est. Repair Cost: £600–£2,000
Warning Signs:
RPM flare on upshift, Harsh engagement into drive, Gearbox gets worse once hot
What to Inspect:
- Full hot road test
- Fluid-change history
- Any valve-body or gearbox rebuild invoices
Verified by IsItAGoodCar Research Team