TM 9-2320-289-344-11.GLOW PLUG WIRING HARNESS REPLACEMENT (Con’t).NOTEPerform step 3 if truck is equipped with heater fuel pump.3. Disconnect lead (8) from heater fuelpump connector (1 2).CAUTIONEnsure that “rosebud” retainer is compressed from backside of brakepedal bracket (4) to remove connector. Failure to follow this caution mayresult in damage to connector.4.Disconnect 6-wire connector (9) under dash. Remove glow plug module (5) from brake pedalbracket (4). Pull glow plug wiring harness (11) and grommet (6) through engine bulkhead (7),and remove.b.INSTALLATION1.Install glow plug wiring harness (11) and grommet (6) in engine bulkhead (7). Install glow plugmodule (5) on brake pedal bracket (4). Connect 6-wire connector (9) under dash.NOTEPerform step 2 if truck is equipped with heater fuel pump.2.Untape lead (8) from glow plug wiring harness (11). Connect lead to heater fuel pumpconnector (12).TA508494-84
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