Big Brother regulations is what shut down the Jeep Liberty CRD according to what I have read. It was only produced from 2005-2006. From what I understand, the cost to get it in reg space was just not worth it. The diesel Grand Cherokee came out in 07 I believe and was able to be changed to...
Not in the same class but I have one of the few 2006 Jeep Liberty CRD 4x4s. Bought it with 6 miles on it. Average is 25 mpg. The only upgrades are complete aftermarket skid plates front to rear and went up a size on the tires. No- It is not for everyone. Not recommended for town driving...