Section 94 (HVAC Systems - Automatic): Specifications: Notes

WARNING: This page is about a different car, the 2002 Oldsmobile Bravada, 2002 GMC Envoy XL, 2002 GMC Envoy, and 2002 Chevrolet TrailBlazer. However, it is still accessible from the selected car via links, so may be relevant.

SYSTEM SPECIFICATIONS

Application

Specification

Compressor Type

Sanden Scroll

Compressor Belt Tension

⁽¹⁾

System Oil Capacity ⁽²⁾

With Rear A/C

8.5 ozs.

Without Rear A/C

7.4 ozs.

Refrigerant (R-134a) Capacity

With Rear A/C

48 ozs.

Without Rear A/C

29 ozs.

System Operating Pressures ⁽³⁾

High Side

With Rear A/C

161-213 psi (11.3-15.0 kg/cm² )

Without Rear A/C

160-200 psi (11.2-14.1 kg/cm² )

Low Side

With Rear A/C

43-57 psi (3.0-4.0 kg/cm² )

Without Rear A/C

31-44 psi (2.2-3.1 kg/cm² )

⁽¹⁾	Tighten serpentine belt until indicator mark on movable portion of belt tensioner is within limits of slotted area on stationary portion of belt tensioner.

⁽²⁾	Use PAG oil.

⁽³⁾	Specification is with ambient temperature at 76-85°F (24-29°C), relative humidity at 35-50 percent.