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By the way, it would help us to know:
-Is the vehicle shifter stuck in the Park position?
-Do all three brake lights work properly?
-What else have you already tried?
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Thank you for asking your question on JustAnswer. The most common cause of the problem you are having is a defective shift interlock, preventing the vehicle from shifting out of the Park posistion, if you need I can send test procedures as well as replacement instructions.
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SHIFT INTERLOCK SYSTEM DOES NOT RELEASE OR LOCK PROPERLY
Is fuse OK?
Is resistance greater than 10,000 ohms?
Is voltage greater than 10 volts?
Is voltage B+?
Is voltage greater than 10 volts with brake pedal applied and less than 1 volt with brake pedal released?
Is resistance less than 5 ohms?
Thank you for the ACCEPT!
Below are the replacement instructions, the part is only available from the dealer.
Disconnect battery ground cable (14301). Remove three screws and upper steering column shroud (3530).
Insert a scratch awl into the access hole located in the bottom of the lower steering column shroud . Push in on the ignition lock cylinder release pin, rotate the ignition lock cylinder (3675) clockwise to the RUN position and remove the ignition lock cylinder from the steering column.
Remove the lower steering column shroud.
Remove two screws and knee bolster from instrument panel (04320).
CAUTION: Before lowering steering column assembly, completely loosen the shift indicator adjustment mechanism and disconnect the shift indicator cable and adjustment mechanism from the steering column lever to avoid damaging the shift indicator assembly.
Rotate the shift indicator adjustment wheel clockwise until enough slack exists to disconnect the shift indicator cable from the steering column lever. After the shift indicator cable is disconnected, continue to rotate the shift indicator adjustment wheel clockwise until the shift indicator cable can be pulled through the adjustment wheel and the adjustment mechanism can fall away from the steering column tube (3514) .
Remove two nuts and steering column absorber (3E644).
Remove two nuts and lower steering column assembly.
Disconnect ignition/shifter interlock actuator electrical connector.
Remove three Torx® head screws and ignition/shifter interlock actuator and bracket from steering column tube .
Remove circlip and separate actuator from bracket.
Position actuator onto bracket and install circlip.
Install ignition/shifter interlock actuator onto steering column tube and secure with three Torx® head screws. Tighten screws to 2.0 Nm (17 lb-in).
Connect electrical connector to interlock actuator.
Raise steering column assembly into position and secure with two nuts. Tighten nuts to 13-17 Nm (10-12 lb-ft).
Install steering column absorber and secure with two nuts. Tighten nuts to 13-17 Nm (10-12 lb-ft).
Thread the shift indicator cable through the shift indicator adjustment wheel and connect the shift indicator cable to the steering column lever. Rotate the shift indicator adjustment wheel counterclockwise onto the shift indicator adjustment mechanism and install into position. Adjust shift indicator as necessary.
Install knee bolster to instrument panel and secure with two screws.
Place lower steering column shroud into position and insert ignition lock cylinder into steering column tube .
Install upper steering column shroud and secure with three screws.
Connect battery ground cable.
Check for proper ignition/shifter interlock operation. The ignition key should be removable only with the transaxle range selector lever in PARK. The transaxle range selector lever should be locked in the PARK position with the key removed.