Posted by Keith Carman on Thursday, December 15, 2005 at 3:14PM :
In Reply to: Re: Sweeeeeeet 49 on e-pay posted by Robert A in NJ on Thursday, December 15, 2005 at 6:41AM :
It's an electric recirculating heater. Check the heater hose at the rear of the manifold going through the firewall. Also the hose from the water pump going to the driver side of the engine. They have it plumbed to circulate coolant through the whole engine.