How to fix p1651 code obd2 on 1996 Chevrolet Lumina?
HI there
This code points to a problem with the fan relay circuit. What I have seen is the power to the relay from the fuse box under the hood is bad. This could be the fuse or the wiring from the fuse to the relay.
P1651 CHEVROLET - Fan 1 Relay Control Circuit Read more: https://www.autocodes.com/p1651_chevrolet.html
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