need help fast!!

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12-10-2006, 05:02 PM

KBOBOZ71

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need help fast!!

what wire on the o2 sensor do i tap into for my air/fuel gauge. im trying to do this right now and dont know which one to splice into. there is a white, black, blue, and grey wire coming off of the o2 sensor. my truck is an 04 gmc sierra 1500. thanks

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12-10-2006, 05:55 PM

Derek @ EDO

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Suppose to hook up to the purple wire, im assuming the blue is actually purple.

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12-10-2006, 06:41 PM

1slow01Z71

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If its a narrow band it should be the 27 or 32 pin on the blue connector purple with a white stripe if I remember right its been a LONG time since I hooked one of those up