http://www.ericthecarguy.com/ Well this one is pretty much right out of the box and requires little in the way of explanation but here is a list of what those service indicators mean. A= Oil change A1= Oil change, tire rotation, and inspection B=Oil change, tire rotation, and inspections B1=Oil change, tire rotation, and inspections B2=Oil change, tire rotation,cabin filters, air filter, and inspections B16=Oil change, tire rotation,cabin filters, air filter, changing fluids (trans/diff)and inspections If you need more info it should be in your owners manual, honestly I had a heck of a time looking these up and pretty much did them from memory. Stay dirty ETCG