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Chevrolet Silverado / GMC Sierra. 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.
1
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.
2
Suction Hose Nut
Tighten: 9 N.m (80 lb in)
3
Sealing Washer
Tip: Remove and discard sealing washer. Refer to Sealing Washer
Replacement.
4
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
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