i have a 2002 chevy cavalier and its throwing 4 codes P0758, P0753, P1860, and P0135, the first three codes are related to the transmission solenoids, before knowing all of this i was told it just needed a new transmission, i replaced the trans. still doing the same thing it was before i put the trans. in.. i have checked the fuse for the main solenoid and its good the wires going from the fuse to the computer are good and the wire running into the trans. are good.. whats my next step?
My car has 164000 miles.
My car has an automatic transmission.
Here are a few things to check next:
Also, look for corrosion at all connections and splices.