HVAC System Service Specifications

WARNING: This page is about a different car, the 2004 GMC Sierra, 2004 GMC Cab & Chassis Sierra, 2004 Chevrolet Silverado, and 2004 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.

HVAC SYSTEM SERVICE SPECIFICATIONS

Application

Specification

Accumulator Replacement

⁽¹⁾ 2 ozs.

Compressor Replacement ⁽³⁾

⁽²⁾ 2 ozs.

Condenser Replacement

⁽²⁾ 1 ozs.

Evaporator Replacement (Front Or Rear)

⁽²⁾ 3 ozs.

Total System PAG Oil Capacity

8 ozs.

R-134a Refrigerant Charge

1.6 lbs.

⁽¹⁾	Add PAG oil equal to amount of oil drained from component plus the specified additional amount. PAG Oil GM P/N 12378526 for U.S. & GM P/N 88900060 for Canada.

⁽²⁾	Add amount specified or amount drained, which ever is greater.

⁽³⁾	The Denso service compressor is precharged with 8.0 ozs. (237 ml) of PAG oil.