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If you own a 2002 Ford Explorer, you might encounter issues with the air conditioning system, especially affecting the back seats of the vehicle. Many complaints have surfaced regarding the rear AC not functioning properly, usually stemming from a defective temperature blend door actuator. Signs of this issue may include a loud banging noise coming from the dashboard or the blend door moving erratically. To resolve this problem, the actuator will need to be replaced, with new parts costing approximately $40 to $149. Hiring a mechanic for the replacement could result in labor costs ranging from $50 to $140.
According to reports, there have been complaints about the rear AC/heat blower in the 2002 Ford Explorer malfunctioning and making a loud knocking noise, even when it is switched off. To address this issue, consider replacing the rear temperature blend door actuator, as this is a common solution to the problem.