1999 Chevrolet Silverado GMC Sierra 1500 Series 2/4 Wheel Drive PDF Installation Manual

Fasten Light Mounts to Bottom Tube using (2) 3 3/16 x 1.00” Self-threading Bolt and (2) / Nylon Washers. Tighten and torque to 20 ft. lbs.
Remove plastic shroud above grille by removing the seven pin retainers. Pull center pin up with small flat screwdriver. Remove grille from truck by removing 6mm bolt from top of grille. Turn the four retainers ž turn counter-clockwise with Phillips screwdriver. Pull on outer edge of grille by applying firm pressure away from the fender, repeat on the opposite side. Carefully remove grille from vehicle.

To install top brackets, remove both 12mm factory bumper bolts from top of frame (located behind the top side of bumper), and remove two 6mm bolts in radiator support frame (located just above On each side, replace with spacer tube, top mount bracket, stiffener bracket, flat washer, lock washer, and M12-1.75 x 90mm bolt, 12mm and 6mm bolts.

To install bottom brackets, remove 12mm bolts from bottom side of frame (4X4 only). Position bottom See Figure 3 . bracket as shown and reinstall 12mm bolt finger tight, for 2WD use the bolt plate provided. Raise the Push Bar up to the brackets and attach using/” hardware and hand tighten. Adjust Push Bar to center of truck and torque all fasteners at the frame locationsto: ½” fasteners = 65 FT. LBS;only 12mm fasteners = 60 FT. LBS; 6mm fasteners = 10 FT. LBS

Remove Push Bar from brackets and re-install vehicle grille and plastic shroud in the opposite order of removal Re-attach Push Bar to brackets and tighten the 3/8” bolts to 30 FT. LBS. Finish protection-Westin products have a high quality finish that must be cared for like any other exposed finish on the vehicle. Protect the finish with a non-abrasive automotive wax (pure carnauba,for example)on ar egular basis.The use of cleaner wax or any compound which contains an abrasive is detrimental, as the compounds scratch the finish an dopenit to corrosion.

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