2011 Chevrolet Express 1500 Cargo Owner's Manual - Page 311

Vehicle Care 4. Remove the third nut (C) from the upper outboard side of the lamp. 5. Remove the taillamp assembly from the vehicle. 10-41 7. Remove the bulb by pulling it straight out. 8. Push the new bulb into the socket. 9. Reinstall the bulb socket by turning it clockwise into the lamp assembly. 10. Reverse Steps 1 through 5 to reinstall the taillamp assembly and applique. 2. The third nut (C) is under the applique piece (B) above the lamp. Remove the two inboard applique nuts. Pull the applique (B) straight rearward slightly to clear the studs. Then rotate the applique (B) just far enough to gain access to the outer push pins (A). 3. Carefully disconnect the push pins (A) from the applique bracket 6. Remove the taillamp/turn signal lamp (A) or back‐up lamp (B) bulb socket by turning it counterclockwise one quarter turn and pulling it out of the lamp assembly.