Chevrolet 2001 Express Van Owner's Manual page 106

2. Move the shift lever into PARK (P) like this:
D
Pull the lever toward you.
D
Move the lever up as far as it will go.
3. Move the ignition key to LOCK.
4. Remove the key and take it with you. If you can
leave your vehicle with the ignition key in your
hand, your vehicle is in PARK (P).
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