K 1500 Truck 4WD V8-4.8L VIN V (1999)
4.
Install the mud flap through the "V" of the brace. Install the previously removed fastener in the hole (2) of the mud flap to the brace. Do not
tighten the fastener at this time.
5.
Using the mud flap as a template, locate and mark the location of the hole (1) in the pickup box wheel house.
Important:
After drilling the holes, apply the appropriate anti-corrosion primer. Refer to the GM Refinish Material Booklet # 4901M-D-99 (English) or #
4901-D-F99 (French) for additional information.
6.
Center punch the marked location and drill a 6.35 mm (1/4 in) hole. Install the plastic retainer in the hole (1) of the mud flap.
7.
Tighten fastener at the hole (2) location of the mud flap.
Tighten
Tighten the fastener to 25 Nm (18 lb ft).
8.
For vehicles with short box, use the following procedure:
8.1.
Push the mud flap to make contact with the rear side of the underbody cross sill and mark the location of the hole (3) of the mud flap.
8.2.
Center punch the marked location and drill a 5.159 mm (13/64 in) hole.
8.3.
Install the screw.
Tighten
Tighten the screw to 4 Nm (35 lb in).
8.4.
Repeat the above steps for hole locations 4 and 6.
9.
For vehicles with long box, use the following procedure:
