Chevrolet Silverado / GMC Sierra. Manual — part 2317

4. Slowly release the tension on the A/C belt tensioner.

Fig. 23: Exploded View Of Compressor Clutch Plate Assembly
Courtesy of GENERAL MOTORS CORP.

5. Remove the clutch plate retaining bolt (1).

6. Remove the clutch plate assembly (2).

7. Remove the clutch hub/bearing snap ring (3).

8. Remove the clutch hub/bearing assembly (4).

9. Remove the snap ring (5) from the clutch coil (6).

10. Remove the clutch coil (6) from the A/C compressor (7).

Installation Procedure

2008 Chevrolet Silverado 1500

2008 HVAC Heating, Ventilation, and Air Conditioning - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra &

Silverado

Fig. 24: Exploded View Of Compressor Clutch Plate Assembly
Courtesy of GENERAL MOTORS CORP.

1. Install the clutch coil (6) to the A/C compressor (7).

2. Install the snap ring (5) to the clutch coil (6).

3. Install the clutch hub/bearing assembly (4).

4. Install the clutch hub/bearing snap ring (3).

5. Place a small amount of oil on the thinnest air gap shim and place it inside the clutch plate.

2008 Chevrolet Silverado 1500

2008 HVAC Heating, Ventilation, and Air Conditioning - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra &

Silverado

Fig. 25: Identifying Compressor Clutch Plate
Courtesy of GENERAL MOTORS CORP.

6. Install the clutch plate assembly (2).

2008 Chevrolet Silverado 1500

2008 HVAC Heating, Ventilation, and Air Conditioning - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra &

Silverado

Fig. 26: View Of Air Gap Between Pulley And Drive Plate
Courtesy of GENERAL MOTORS CORP.

7. Measure the air gap between the pulley and the drive plate. Adjust the shims to achieve a

0.35-0.65 mm (0.014-0.026 in) air gap.

8. Install the clutch plate retaining bolt (1).

Tighten: Tighten the bolt to 18 N.m (13 lb ft).

IMPORTANT: Ensure the drive plate does not drag against the pulley when

the pulley is rotated.

NOTE:

Refer to Fastener Notice .

2008 Chevrolet Silverado 1500

2008 HVAC Heating, Ventilation, and Air Conditioning - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra &

Silverado