2005 Dodge Ram 2500 Pickup Owner Manual Diesel - Page 375

MAINTAINING YOUR VEHICLE 375 or suspected. Proper maintenance of the entire vehicle will help the effectiveness of the noise control systems. Exhaust System Inspect the entire exhaust system for leaks and damaged parts. Devices such as hangers, clamps, and U-bolts should be tight and in good condition. Damaged components, burned or blown out mufflers, burned or rusted out exhaust pipes should be replaced according to the procedures and specifications outlined in the appropriate service manual. Required Maintenance For Noise Control Systems The following maintenance services must be performed every 6 months or 6,000 miles (9 600 km), whichever comes first, to assure proper operation of the noise control systems. In addition, inspection and service should be performed anytime a malfunction is observed Air Cleaner Assembly Inspect air cleaner housing for proper assembly and fit. Make certain that the air cleaner is properly positioned and that the cover is tight. Check all hoses leading to the cleaner for tightness. The air filter element must also be clean and serviced according to the instructions outlined in the Maintenance Schedule Section of this manual. 7