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Cadillac Repair/a/c control/fuel data center

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Question
1993 Cadillac sedan deville 4.9// fuel data center and electronic climate control screen are black when car is started up after car runs for 30 minutes they come on and work can you please help me THANK YOU ! JOHN

Answer
We will need to perform some simple test procedures using a DIGITAL VOLT/OHM METER which you can purchase at Wal-Mart or any autoe parts store for $20.00 and we can perform some test procedures to find and fix the problem.

Please e-mail: onlineautohelp@msn.com

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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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