A knocking sound my be heard from the engine at times with the air conditioning on. The cause could be the AC compressor itself, if that is the case there is an updated AC compressor to correct this issue.
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All services related to repairs purchased through RepairPal are provided exclusively by RepairPal Certified shops, not PenFed. PenFed is not responsible for the price guarantee/warranty, the repair guarantee or any charges or costs pertaining to the repair of your vehicle. PenFed receives compensation on the sale of these products or services. The quotes are from customers who have used the service. The quotes are not necessarily representative of all customers or all experiences.