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Automotive Air Conditioning Repair Information
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
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