Chevrolet Silverado / GMC Sierra. Service manual — part 72

Fig. 222: CKP Sensor Bolt And Sensor
Courtesy of GENERAL MOTORS CORP.

IMPORTANT: When installing the CKP sensor, make sure the sensor is

fully seated before tightening the bolt. A poorly seated
sensor may perform erratically and may set false DTCs.

2008 Chevrolet Silverado 1500

2008 ENGINE Engine Mechanical - 4.3L - Sierra & Silverado

12. Install the CKP sensor and bolt.

Tighten: Tighten the bolt to 8 N.m (71 lb in).

Fig. 223: Crankshaft Position (CKP) Sensor Electrical Connector & Clip
Courtesy of GENERAL MOTORS CORP.

13. Connect the CKP sensor electrical connector (2).

14. Install the engine wire harness clip (1) to front cover.

2008 Chevrolet Silverado 1500

2008 ENGINE Engine Mechanical - 4.3L - Sierra & Silverado

Fig. 224: View Of Engine Protection Shield
Courtesy of GENERAL MOTORS CORP.

15. Install the engine shield and bolts.

Tighten: Tighten the bolts to 20 N.m (15 lb ft).

2008 Chevrolet Silverado 1500

2008 ENGINE Engine Mechanical - 4.3L - Sierra & Silverado

16. Install the oil pan. Refer to Oil Pan Replacement.

17. Install the crankshaft balancer. Refer to Crankshaft Balancer Replacement.

18. Install the water pump. Refer to Water Pump Replacement (LU3) .

CRANKSHAFT POSITION SENSOR RELUCTOR RING REPLACEMENT

Tools Required

J 5590 Rear Pinion Bearing Race Installer. See Special Tools.

Removal Procedure

Fig. 225: CKP Sensor Reluctor Ring
Courtesy of GENERAL MOTORS CORP.

1. Remove the engine front cover. Refer to Engine Front Cover Replacement.

2. Remove the crankshaft position (CKP) sensor reluctor ring.

Installation Procedure

2008 Chevrolet Silverado 1500

2008 ENGINE Engine Mechanical - 4.3L - Sierra & Silverado