K 1500 Suburban 4WD V8-5.3L VIN Z Flex Fuel (2003)
3. If equipped with a 6.0L engine, connect the HO2S electrical connector (1).
4. If equipped with a 4.8L or 5.3L engine, connect the HO2S electrical connector (1).
5. Install the HO2S electrical connector to the fuel line clip.
6. Disconnect the CPA retainer.
7. If necessary, bolt the front propeller shaft to the front differential. Refer to Propeller Shaft Replacement - Front in Propeller Shaft.
8. Lower the vehicle.
