C 2500 Yukon XL 2WD V8-8.1L VIN G (2002)
37.5.
Install the fuel pump fuse and connect the coil harness connectors and start the engine and listen for unusual noises.
37.6.
Check the vehicle oil pressure gauge or light and confirm that the engine has acceptable oil pressure. If necessary install an oil pressure
gauge and measure the oil pressure.
37.7.
Run the engine at about 1000 RPM's until the engine has reached normal operating temperature.
37.8.
Inspect for oil and or coolant leaks while the engine is running.
37.9.
Stop the engine and perform a final inspection for the proper engine oil and coolant levels.
37.10 The final step is to perform the crankshaft position (CKP) sensor variation learn procedure.