Automotive Air Conditioning Repair Information
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Automotive Air Conditioning Repair Information



Air conditioning cooling problems can have various causes.

A/C repair Automotive Air Conditioning Diagnosis & Repair:

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Air Conditioning Troubleshooting (General Tips)

A/C Frequently Asked Questions

Air Conditioning Inspection Checklist

Air Conditioning Self-Test Quiz (Download or Print PDF file)

A/C Cooling Problem: Blows Warm Air Only No Cool Air

Troubleshoot Automatic Climate Control

Troubleshooting A/C Cooling Problems with Temperature

Cooling Fan (electric)

Cooling Fan Relay Problems

How To Recharge Your Car's Air Conditioner

Refrigerant Contamination

Flammable Refrigerants

Alternative Refrigerants for R-12

Future Alternative Refrigerants That May Replace R134a

R1234yf


typical air conditioning circuit, refrigeration circuit
The Unforeseen Environmental Impact of Air Conditioning

California proposes ban on R134a sales to motorists

Retrofitting older vehicles with R12 A/C systems to R134a

Air Conditioning Service Best Practices (Procedures a repair shop should follow when servicing your A/C system)

MACS Recommended A/C Service Procedures (PDF file).

A/C Compressor Failures

A/C Condenser Flushing

Compressor PAG Oil Application Chart