K 1500 Suburban 4WD V8-5.3L VIN T (2002)
13. Remove the fastener (4) for the lower auxiliary air outlet (5).
14. Remove the fastener (4) for the air distributor duct (3).
15. Remove the air distributor duct (3).
16. Remove the fasteners (2,4) retaining the auxiliary HVAC module to the vehicle.
17. Remove the auxiliary HVAC module (3) from the vehicle.