Problem Description and Possible Solution
Under heavy acceleration in temperatures above 80° F, an engine spark knock can be heard. The powertrain control module should be replaced.
Average mileage: 212,000 (212,000–212,000)
Engine affected: 3.3L V6
3 people reported this problem
I get spark knock when my T&C is under load e.g A/C on, going up hills. I did a full tune on the van and still didn't fix the problem. I am planning on a 1400 plus mile trip this summer and looking for some help on what should I do?