When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.
Usually if you have problems with your car not shifting properly or acting really really really sluggish this points to a solenoid (OD light flashes). Best way to be 100% sure is to read the code and look it up.