Possible Causes
WARNING: This page is about a different car, the 2005 Jeep Liberty. However, it is still accessible from the selected car via links, so may be relevant.
SPEED CONTROL SOLENOID OPERATION
(V32) S/C SUPPLY CIRCUIT
SPEED CONTROL VACUUM SOLENOID
(V32) S/C SUPPLY SHORT TO GROUND
(V36) S/C VACUUM SOL CONTROL CIRCUIT SHORTED TO GROUND
(V32) S/C SUPPLY CIRCUIT OPEN
(V36) S/C VACUUM SOL CONTROL CIRCUIT OPEN
(Z212) S/C GROUND CIRCUIT OPEN
PCM