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Re: GMC Truck 4.3l V6, year 1995, ABS trouble
Posted to Technical Discussion Forum on 9/24/2006 4 Replies

Hi Rusty,

I've got this codes: 27, 66, 86, 12, 25. the day before getting these codes i disconnected all the connector from the ABS unit to clean it, could this maybe bring some of these codes up? and what do they mean?

Thanks Daniel Login to read more.

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