[TestDrive]

Welcome, midnight rumbler.

There appear to be 3 other threads here that specifically address cube/conversion vans.

http://ecomodder.com/forum/showthrea...ents-5895.html
http://ecomodder.com/forum/showthrea...here-1291.html
http://ecomodder.com/forum/showthrea...-van-4006.html

Answers to the following questions might help in tailoring answers to your specific situation.

Automatic or Manual transmission? And how many forward speeds?
Does it have a block heater?
Where and how is it being driven? eg.

1. 60% city in 4-15 km one-way trips?
2. 90% highway 10-50 km one-way trips?
3. 80% highway 100 km loop with 12 stops?
4. 8,000 km per year?
5. ????????

Adjusting driving habits requires no capitol outlay and nets the quickest results.
So be sure to read 100+ hypermiling / ecodriving tips to increase gas mileage - EcoModder.com