Automatic transmissions are harder to assess than manuals. Owner reports and workshop data suggest checking fluid condition, listening for clunks during gear changes and performing a thorough test drive covering all gear ranges.
This Pre-Purchase Checklist guide combines structured analysis β verdicts, risk scoring and cost ranges where we have enough data β with real fault cases pulled directly from MyCarFault's reporting database, so the guidance below reflects what owners actually experience rather than manufacturer specifications alone. Background and analysis come first, followed by the linked fault reports and related guides you can jump to directly using the links above.
Based on owner reports and community discussions, typical costs range from Β£300 to Β£4,000. Costs vary significantly by vehicle age, region and whether OEM or aftermarket parts are used.