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Old 10-18-2012, 11:54 PM   #2 (permalink)
slowmover
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Join Date: Oct 2009
Location: Fort Worth, Texas
Posts: 2,442

2004 CTD - '04 DODGE RAM 2500 SLT
Team Cummins
90 day: 19.36 mpg (US)
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Fire trucks and ambulances have auto-eject devices for the block heater plug which cycle as the ignition circuit is engaged.

I like the simplicity of yours.
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