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p1654, Service idle control, 1998 Cadillac Sedan DeVille. When the code set, the A/C compressor disabled

Vehicle: 1998 Cadillac DeVille

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HI there

This code is pointing to a problem with the A/C relay.

P1654 CADILLAC - A/C Relay Control Circuit Conditions

Read more: https://www.autocodes.com/p1654_cadillac.html

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