Chevrolet Silverado / GMC Sierra. Service manual - part 2325

Tighten: Tighten the bolt to 16 N.m (12 lb ft).

8. Evacuate and recharge the A/C system. Refer to Refrigerant Recovery and Recharging.

9. Leak test the fittings of the component using the J 39400-A . See Special Tools.

SUCTION HOSE REPLACEMENT (LY2, LMF, L76 AND L92)

Fig. 50: View Of A/C Suction Hose & Components
Courtesy of GENERAL MOTORS CORP.

Callout

Component Name

Preliminary Procedure:
Recover the refrigerant. Refer to Refrigerant Recovery and Recharging.

Suction Hose Bolt

Tighten: 9 N.m (80 lb in)

NOTE:

Refer to Fastener Notice .

2008 Chevrolet Silverado 1500

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

Silverado

SUCTION HOSE REPLACEMENT (LMM)

Tools Required

J 39400-A Halogen Leak Detector. See Special Tools.

Removal Procedure

1. Recover the refrigerant. Refer to Refrigerant Recovery and Recharging.

Suction Hose Nut

Tighten: 9 N.m (80 lb in)

Sealing Washer
Tip: Remove and discard sealing washer. Refer to Sealing Washer
Replacement.

A/C Suction Hose

2008 Chevrolet Silverado 1500

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

Silverado

Fig. 51: View Of Discharge Hose & Connectors
Courtesy of GENERAL MOTORS CORP.

2. Remove the suction hose mounting bolt (3) from the A/C compressor.

Discard the bolt.

3. Remove the suction hose (1) from the compressor.

2008 Chevrolet Silverado 1500

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

Silverado

Fig. 52: Removing/Installing Suction Hose From Accumulator
Courtesy of GENERAL MOTORS CORP.

4. Remove the suction hose nut from the accumulator.

Discard the nut.

2008 Chevrolet Silverado 1500

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

Silverado