Cadillac Repair/No heat

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Question
My 1999 deville has no heat. It blows cold air

Answer
Both the drivers side and the passengers side blow COLD air ?.

If they deo, First check to make sure that the anti-freeze in the radiator is at the FULL mark when the engine is at normal operating temperature.

Use CAUTION when removing the radiator cap as HOT anti-freeze can be expelled from the radiator when you remove the radiator cap.

Cadillac Repair

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Expertise

On hands professional expertise in all aspects of Cadillac diagnostics and repair mid 1970`s thru 2000 year vehicles. GM certified in electronic fuel injection, Automatic transmission, Heating and A/C, and onboard vehicle computer diagnostics.

Experience

Held over 15 GM certifications prior to retirement in 1989.

Organizations
Prior to retirement held several ASE certifications, numerous Factory certifications.

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