Eric Brown wrote:

<I was told the rear heater never puts out much heat in vanagons anyway.>

Who told you that!?
My rear heater works with approx. twice the efficiency of the front.
It's especially handy for initial warm-up of the van since it gets the hot
juice long before the front heater does.

Sam Bateman
Fork Union, VA
'87 Vanagon GL (with toasty heat in the back)