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15. Install the NEW spacer rings (513), flat washers, into the fuel meter body. 16. Install the NEW fuel seals (512), yellow O-rings, into the fuel meter body. 17. Install the NEW fuel seal retainers (511) into the fuel meter body. 18. Install the fuel pipe plug (750), if required. 19. Install the fuel pipe (749) into the fuel meter body. 20. Install the fuel pipe retainer bracket (753) onto the fuel pipe. 21. Install the fuel pipe retainer bracket nuts (510). 22. If reusing the fastener, apply threadlock GM P/N 12345382 (Canadian P/N 10953489) or equivalent, to the threads of the fuel pipe bolt. 23. Install the fuel service port cap (751) and schrader valve (752), if required. 24. Install the fuel pipe bolt (509). Tighten: 1. Tighten the fuel pipe bracket nuts to 3 N.m (27 lb in). 2. Tighten the fuel pipe bolt to 6 N.m (53 lb in). IMPORTANT: Make sure to properly align the fuel line retainer flanges (1) to face downward towards the fuel meter body, and that
2008 Chevrolet Silverado 1500 2008 ENGINE Engine Mechanical - 4.3L - Sierra & Silverado
Fig. 593: MAP Sensor 25. Install a NEW manifold absolute pressure (MAP) sensor seal onto the MAP sensor. 26. Apply a small amount, approximately 1 drop, of clean engine oil to the MAP sensor seal. 27. Install the MAP sensor into the upper intake manifold.
2008 Chevrolet Silverado 1500 2008 ENGINE Engine Mechanical - 4.3L - Sierra & Silverado
Fig. 594: View Of Studs And Ignition Coil 28. Install the ignition coil and studs. Tighten: Tighten the ignition coil studs to 12 N.m (106 lb in).
2008 Chevrolet Silverado 1500 2008 ENGINE Engine Mechanical - 4.3L - Sierra & Silverado
Fig. 595: ECT Sensor & Plug 29. If reusing the engine coolant temperature (ECT) sensor plug (1) or the ECT sensor (2), if equipped, apply sealant GM P/N 12346004 (Canadian P/N 10953480) or equivalent, to the 30. Install the ECT sensor or plug, if equipped, into the front of the lower intake manifold. Tighten: Tighten the ECT sensor or plug to 20 N.m (15 lb ft).
2008 Chevrolet Silverado 1500 2008 ENGINE Engine Mechanical - 4.3L - Sierra & Silverado
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