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HOMESERVICE MANUALSBUICK1996ROADMASTER BASEREPAIR AND DIAGNOSISHEATING, VENTILATION & A/C (HVAC)HVAC CONTROL SYSTEMSHVAC SYSTEM - MANUALA/C SYSTEM SPECIFICATIONS
1996 Buick Roadmaster Base

A/C System Specifications

1996 Buick Roadmaster BaseSECTION A/C System Specifications
A/C SYSTEM SPECIFICATIONS

Application Specification
Compressor Type Harrison HD6/HT6 6-Cyl.
Compressor Belt Tension (1) 105-125 lbs. (48-57 kg)
System Oil Capacity (2) 8 ozs.
Refrigerant (R-134a) Capacity 28 ozs.
System Operating Pressures (3)
High Side 315 psi (22.1 kg/cm2 )
Low Side 36 psi (2.5 kg/cm2 )
(1) Replace belt tensioner if tension is below specification and indicator marks on tensioner align. Replace belt if marks do not align.
(2) Use PAG Refrigerant Oil (Part No. 12345923).
(3) With ambient temperature at 80°F (27°C) and relative humidity at 60 percent.
RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.