Join Date: Jun 2006
Location: Deatsville, Alabama
Feedback Score: 0 reviews
Re: tachometer not working right
Just guessing but the factory tach is fed from the pcm reading signal from the cps, eliminate the cps since the truck does start and eliminate wiring issues between pcm and tach since it does work over 1500rpm. Sounds like the gauge has gone south.
2001 F-250 4X4 Ext-Cab 3.73
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