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Lou P.
Lou P., ASE Certified Technician
Category: Pontiac
Satisfied Customers: 4413
Experience:  I have 15+ years gm experiance and am very knowledgeable with systems and operations and diagnosis and have access to factory wiring diagrams and tsb's
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I have a 99.scanner is pulling up htd catalyst.sec air

Customer Question

I have a 99.scanner is pulling up htd catalyst.sec air system.and a/c refrig.what could be the problem and location on car to fix it.thanks
Submitted: 1 year ago.
Category: Pontiac
Expert:  Lou P. replied 1 year ago.

Hello. If you can give me the fault code numbers I can get you the most accurate information. :)