1999 Ford Mustang Scheduled Maintenance Guide 3rd Printing - Page 6

General Maintenance Information General Maintenance Information No Cost PCV Valve Replacement The PCV valve is a critical emission component. For all vehicles equipped with 4 cylinder engines, your dealer will replace the PCV valve free of charge at 60,000 miles except in California and Canada. For all light truck vehicles equipped with V6, V8, or V10 engines, your dealer will replace the PCV valve free of charge at 100,000 miles except in California and Canada. For all passenger vehicles with V-6 or V-8 engines, it is not necessary to replace the PCV valve until 100,000 miles. This replacement will be at the vehicle owner's expense. If you are unsure about your engine type, ask your dealer. Which Maintenance Schedule Should You Follow? Normal Schedule The Normal Schedule applies to those who operate their vehicle under typical, everyday driving conditions. This maintenance frequency represented in this schedule typifies what the vast majority of vehicle operators will require. The listed services should be performed at specified mileage intervals. In addition, there are several exceptions to this Normal Schedule for specific vehicles or special applications. These are listed following the Normal Schedule mileage intervals. If you have any questions about your driving conditions, or for further clarification, please see your dealer. 6