Anonymous posted an answer for this 2002 Pontiac Grand Prix:
"I had a stuck key also in a 2005 chevy colbolt and the trans.lock out button on the gear..."
Anonymous posted an answer for this 1998 Chevrolet S-10 Pickup:
"I also have a chevy S -10 with a P1870 code. I replaced the vavle body. Check e bay there..."
Anonymous posted an answer for this 1996 Chevrolet Camaro:
"I had the same problem with a chevy 2000 S-10, P1870 code I found a valve body on e bay...."