Pontiac Grand Prix 2007 Owner's Manual page 398

2. Locate the metal retaining clip. Remove
the bolt.
3. Pull up half-way on the metal retaining clip
while pushing rearward on the headlamp.
Align the square cut-out on the retaining clip
with the notch on the headlamp.
398
4. Pull the headlamp assembly straight out from
the vehicle. Moving the headlamp up and
down slightly may help with its removal.