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Old 04-07-2013, 03:27 PM   #18 (permalink)
JRMichler
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Join Date: Feb 2011
Location: Phillips, WI
Posts: 961

Nameless - '06 GMC Canyon
90 day: 35.82 mpg (US)
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Quote:
Originally Posted by Weather Spotter View Post
PCM vehicle power 4 ignition coil Fuel pump relay? the issue with this one is that it cuts the fuel pump as well, this can lead to a long restart wait as fuel pressure is built back up. I would try to find the split to the fuel injectors alone and put the relay in there.
I THINK that a momentary contact kill switch would work here. Hold the switch long enough for the engine to coast to a stop, then release. Once released, the fuel pump should restart and pressurize the fuel system so everything is ready to go when bump started.
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The vacuum gauge plus wheel covers helped increase summer 2015 mileage to 38.5 MPG, while summer 2016 mileage was 38.6 MPG without the wheel covers. Drove 33,021 miles 2016-2018 at 35.00 MPG.
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