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INSTALLATION 1. Thoroughly clean the idler shaft bore. 2. Position the idler shaft in the bore. NOTE: The two lubrication holes in the idler shaft do not require any special alignment. NOTE: Before using the retaining bolt to install the idler shaft, coat the threads and the pilot on the idler 3. Using the primary idler sprocket retaining bolt and washer, carefully draw the idler shaft into the bore until fully seated. 4. Coat the idler shaft with clean engine oil. 5. Install the timing chains and sprockets. Refer to procedure in this section. COVER - TIMING REMOVAL 1. Disconnect the battery negative cable. 2. Drain cooling system (Refer to 7 - COOLING - STANDARD PROCEDURE). 3. Remove electric cooling fan and fan shroud assem- bly. 4. Remove radiator fan (Refer to 7 - COOLING/EN- GINE/RADIATOR FAN - REMOVAL). 5. Disconnect both heater hoses at timing cover. 6. Disconnect lower radiator hose at engine. 7. Remove accessory drive belt tensioner assembly (1). 8. Remove crankshaft damper (Refer to 9 - ENGINE/ ENGINE BLOCK/VIBRATION DAMPER - REMOVAL). 9. Remove the generator (Refer to 8 - ELECTRICAL/ CHARGING/GENERATOR - REMOVAL). 10. Remove A/C compressor (Refer to 24 - HEATING & AIR CONDITIONING/PLUMBING/A/C COM- PRESSOR - REMOVAL). CAUTION: The 3.7L engine uses an anerobic T Grey Engine RTV sealant must be substituted. NOTE: It is not necessary to remove the water pump for timing cover removal. 9 - 874 ENGINE - 3.7L SERVICE INFORMATION ND |