Mustangbuyer's guide

The S197 Mustang attracts buyers who want a used sports car at a sensible price, and that enthusiasm is exactly what sellers count on. Transmission shudder and delayed engagement on automatics, oil consumption that only appears under hard use, and cooling system faults that become head-gasket repairs are the issues that bite fastest on cars that have been driven hard and serviced lightly. This guide puts the right checks in front of you before the deal is done.

This guide covers ten documented issues: automatic/CVT shudder or delayed engagement, engine oil consumption or leak, coolant leak or overheating, AC compressor or condenser failure, infotainment/camera electrical faults, suspension knocks and tyre wear, brake pulsation or seized caliper, water leak or accident repair, ADAS/radar calibration fault, and the full recall and campaign status checklist. Each fault has a field check and a real repair-cost range.

A genuine, well-maintained S197 with matching service invoices and a clean cold-start is a rewarding used buy. One that has been tracked, abused or neglected will show you the bill quickly. This guide tells you which one is in the driveway.