Sierra Classic 2500 2WD V8-6.6L DSL Turbo (2007)
13. Remove the right glow plug harness bracket bolts.
14. Remove the positive crankcase ventilation (PCV) hose/pipe.
15. Disconnect the engine coolant temperature (ECT) sensor electrical connector.
16. Disconnect the exhaust gas recirculation (EGR) valve electrical connector.
