Chevrolet Silverado / GMC Sierra. Service manual — part 2331

Fig. 69: Tie Bar & Bolts
Courtesy of GENERAL MOTORS CORP.

7. Install the lower bolts to the hood latch support bracket.

Tighten: Tighten the bolts to 9 N.m (80 lb in).

2008 Chevrolet Silverado 1500

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

Silverado

Fig. 70: Radiator Support Bolts
Courtesy of GENERAL MOTORS CORP.

8. Install the radiator support. Access the bolts (1) from the rear of the upper radiator support.

Refer to Radiator Support Replacement .

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

9. Install radiator support bracket bolts (1).

10. Install the fascia.

11. Evacuate and recharge the system. Refer to Refrigerant Recovery and Recharging.

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

AIR CONDITIONING ACCUMULATOR REPLACEMENT (NON-HP2)

2008 Chevrolet Silverado 1500

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

Silverado

Fig. 71: View Of Accumulator & Components
Courtesy of GENERAL MOTORS CORP.

Callout

Component Name

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

1

Suction Hose Nut

Tip: Large A/C compressor hose to A/C evaporator.

Tighten: 16 N.m (12 lb in)

NOTE:

Refer to Fastener Notice .

2

A/C Suction Hose

3

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

2008 Chevrolet Silverado 1500

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

Silverado

HVAC MODULE ASSEMBLY REPLACEMENT

Tools Required

J 43181 Heater Line QC Release Tool

Removal Procedure

1. Drain the engine coolant. Refer to Cooling System Draining and Filling (Vac-N-Fill) or

Cooling System Draining and Filling (Static Fill) .

4

Accumulator Mounting Bracket Nut

Tighten: 16 N.m (12 lb in)

5

Accumulator Nut

Tighten: 16 N.m (12 lb in)

6

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

7

Accumulator
Tip: Replacement service accumulators are shipped dry (no PAG oil). Add
proper amount of oil to system before operating. Refer to Refrigerant System
Capacities.

2008 Chevrolet Silverado 1500

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

Silverado