Car Batteries
Dashboard Lights and Gauges
Check Engine Light

How can you reset your engine service soon light without disconnecting the battery in a 1996 Deville?

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Answer

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Wiki User
01/12/2007

IF YOU PRESS OFF AN WARMER AT THE SAME TIME ON YOUR CLIMATE CONTROL AND HOLD IT FO ABOUT 5 SEC IT WILL TAKE INTO DIAG MODE -I DONT RECALL WITH BUTTON TO HIT AFTER THAT-BUT IF YOU PLAY WITH THE PROGRAM AWHILE YOU CAN RESET THE LIGHT IN THIS MODE