Check Engine Light Due to PCV Grommet Vacuum Leaks: Lincoln Town Car Muffler & Exhaust

Problem overview

A vacuum leak from the PCV grommet vacuum leak can cause the Check Engine Light to illuminate. The molded rubber hose connections may crack and collapse, causing the vehicle to run roughly. A damaged PCV hose will require replacement.

36 people reported this problem

7 comments

Schedule Repair

Lincoln Town Car vehicles with this problem

Average mileage: 139,050 miles

(98,300 - 203,000)

Repairs related to this problem

Check Engine Light Diagnosis & Testing

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Check Engine Light Due to PCV Grommet Vacuum Leaks on Lincoln Town Car

Problem overview

Lincoln Town Car vehicles with this problem

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