air condition

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need to put more airconditionar gas , need to know which one is it , there are two color caps , red and blue?

Jul 8, 2010

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What are the best GMC repair shops?

RepairPal Certified shops can diagnose and repair your 1994 GMC C1500 Suburban. They provide transparent pricing with a minimum 12-month or 12,000-mile warranty on repairs and services.

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What is your question?

Popular Answer

air condition

What is your question?

need to put more airconditionar gas , need to know which one is it , there are two color caps , red and blue?

dee53 in Budd Lake NJ

Jul 8, 2010

1 Reply

Popular Answer

Bret Bodason Jul 8, 2010

Blue cap is the low pressure port, and this is where refrigerant is added. Be careful, if you overcharge the system you can cause damage to the A/C Compressor.

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Popular Answer

What are the best GMC repair shops?

RepairPal Certified shops can diagnose and repair your 1994 GMC C1500 Suburban. They provide transparent pricing with a minimum 12-month or 12,000-mile warranty on repairs and services.