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Click on image for the lowdown. 
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Apr 26th, 2026 | | AD Chevy Trucks  Over 6,000 pictures Brad Allen has an awesome collection of Chevrolet factory pictures that he has set up from film strips. Check them out!
Lots of work on Brad's part ... pure enjoyment (and references) for you!
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#94978 03/08/2006 8:40 PM | Joined: Feb 2002 Posts: 12,029 Cruising in the Passing Lane | | Cruising in the Passing Lane Joined: Feb 2002 Posts: 12,029 | just touch the 2 wires to the battery posts - case wire [ground] to neg, red to pos the 'heater resistor' is either for running a 6V fan motor off 12V, or the control that gives you low and fast speeds - the 'valve' is the thingie that goes in the water line to control/stop the water flow to the core Kieth's manual page has the 51 accessory manual w/ heater info Bill | | |
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