knock sensor help a.s.a.p
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Joined: Jul 2001
Posts: 404
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From: Evansville, IN USA
Car: '89 GMC Pickup
Engine: 383 SBC Stealth Ram
Transmission: 700R4/VIG 3200
Originally posted by 88NOSTA
what wire is it the white or black they both have the same plug for the knock sensor
what wire is it the white or black they both have the same plug for the knock sensor
The black one is most likely for the auxiliary fan (fan2) control. It plugs in on the head between 6&8 cylinders. It comes on if the temperature get VERY high, or when the AC is turned on. I seem to remember the connectors being similar but a different color.
ok cool thanks guy's. i tryed to remove the plug that the rebulid shop put in and it striped the head out there is a plug in the other side that i got out will it be ok the use that hole for the knock sensor it's in the same place as the other one and it bolts right in. let me know
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Sep 10, 2015 09:07 PM





