Safety Warning

DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.

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HOMESERVICE MANUALSCHEVROLET1999PICKUP C2500, 2D PICKUP, 6.5 F, STANDARDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 671 (HEATING, VENTILATION AND AIR CONDITIONING)REPAIR INSTRUCTIONSCONDENSER TUBE REPLACEMENTINSTALLATION PROCEDURE

1999 Chevrolet Pickup C2500, 2D Pickup, 6.5 F, Standard

Installation Procedure

1999 Chevrolet Pickup C2500, 2D Pickup, 6.5 F, StandardSECTION Installation Procedure

WARNING: This page is about a different car, the 2003 Pontiac Grand Prix. However, it is still accessible from the selected car via links, so may be relevant.

Install the A/C pressure sensor to the condenser tube.
Install the new O-ring onto the condenser tube. Refer to O-Ring Replacement .
Install the condenser tube to the support clip.
NOTE: Refer to FASTENER NOTICE .
Connect the evaporator tube to the condenser tube.
Tighten

Tighten the nut to 27 N.m (20 lb ft).
Connect the A/C refrigerant pressure sensor electrical connector.
Raise and support the vehicle. Refer to LIFTING AND JACKING THE VEHICLE .

Fig 1: Identifying Condenser Tube
Courtesy of GENERAL MOTORS CORP.
Connect the condenser tube to the condenser.
Tighten

Tighten the nut to 27 N.m (20 lb ft).
Install the lower radiator air baffle. Refer to RADIATOR AIR BAFFLE AND DEFLECTOR REPLACEMENT-LOWER .
Install the vacuum brake booster. Refer to POWER BRAKE BOOSTER .
Install the air cleaner assembly.
Evacuate and recharge the A/C system. Refer to Refrigerant Recovery And Recharging .
Leak test the fittings of the component using J 39400-A .

Fig 2: Connecting Condenser Tube To Condenser

Courtesy of GENERAL MOTORS CORP.

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.