Chevrolet Silverado / GMC Sierra. Service manual — part 70

Fig. 214: CKP Sensor O-Ring Seal
Courtesy of GENERAL MOTORS CORP.

8. Remove and discard the CKP sensor O-ring seal.

2008 Chevrolet Silverado 1500

2008 ENGINE Engine Mechanical - 4.3L - Sierra & Silverado

Fig. 215: Camshaft Position (CMP) Sensor Wiring Harness Jumper
Courtesy of GENERAL MOTORS CORP.

9. Disconnect the engine wiring harness electrical connector from the camshaft position (CMP)

sensor wiring harness jumper.

2008 Chevrolet Silverado 1500

2008 ENGINE Engine Mechanical - 4.3L - Sierra & Silverado

Fig. 216: View Of CMP Sensor & Bolt
Courtesy of GENERAL MOTORS CORP.

10. Remove the CMP sensor bolt.

11. Remove the CMP sensor and wiring harness jumper from the engine front cover.

12. Disconnect the CMP sensor wiring harness jumper from the CMP sensor.

13. Remove the CMP sensor from the wiring harness jumper.

2008 Chevrolet Silverado 1500

2008 ENGINE Engine Mechanical - 4.3L - Sierra & Silverado

Fig. 217: Front Cover And Bolts
Courtesy of GENERAL MOTORS CORP.

14. Remove the front cover bolts.

15. Remove and discard the front cover.

16. Clean all sealing surfaces.

IMPORTANT: After the composite front cover is removed do not reinstall

the front cover. Always install a NEW front cover.

2008 Chevrolet Silverado 1500

2008 ENGINE Engine Mechanical - 4.3L - Sierra & Silverado