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2021
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3 Base
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Repair and Diagnosis
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Heating, Ventilation & A/C (HVAC)
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HVAC Control Systems
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Refrigerant System
Refrigerant System
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Manifold Gauge Set Connection
Refrigerant Charging (Us)
Notes
Charging Recycled HFC-134a Refrigerant
Charging Recycled HFO-1234yf Refrigerant
Adding Compressor Oil
Charging Preparation
Notes
Evacuation
Airtightness Check
Charging New Refrigerant
Leak Test
Refrigerant Pressure Check (Us)
Notes
Except Mexico Manufactured Vehicles
VIN 7, L, M (HFC-134a)
VIN Y (HFC-134a)
VIN 7, L, M (HFO-1234yf)
VIN Y (HFO-1234yf)
Refrigerant Recovery
Refrigerant System Performance Test (Us)
Notes
Except Mexico Manufactured Vehicles
VIN 7, L, M (HFC-134a)
VIN Y (HFC-134a)
VIN 7, L, M (HFO-1234yf)
VIN Y (HFO-1234yf)
Refrigerant System Service Cautions
Handling Insufficient Refrigerant Level
Handling Compressor Oil
Refrigerant System Service Warnings
Handling Refrigerant
Storing Refrigerant