Changed the rad now the engine light is on and code is 1899
Captain
Joined: Mar 2009
Posts: 724
Likes: 1
From: Hazel Green, AL
P1899 Park/Neutral Position Switch Stuck In Park or In Gear
Most likely, you need to check the wires/connector to the lockout switch as you likely bumped it while replacing the radiator. That or replace the switch.