1 75-0029 REV A 1/22/11
INSTRUCTIONS—INSTRUCCIONES—CONSIGNES
Westin Automotive Products, Inc.
5200 N. Irwindale Ave. Ste 220
Irwindale, Ca 91706
Thank You for choosing Westin products
For additional installation assistance please call
Customer Service (800) 793-7846
www.westinautomotive.com
AUTOMOTIVE PRODUCTS, INC.
APPLICATION: 2007-2010 GMC SIERRA 2500/3500 HD
PART # 57-2330. 57-2335
HDX GRILLE GUARD
ITEM QUANTITY DESCRIPTION TOOLS NEEDED
1 1 GRILLE GUARD 3/4” SOCKET
2,3 2 FRAME MOUNTING BRACKET 3/4” WRENCH
4 2 1/2” HEX HEAD BOLTS RATCHET
5 4 1/2” FLAT WASHERS TORQUE WRENCH
7 2 1/2” LOCK WASHERS
6 2 1/2” HEX NUTS 1/2” DRILL BIT AND DRILL
1. Remove all contents from box, verify all parts listed are present and free from damage. Carefully read and understand all instructions
before attempting installation.
2. With assistance remove the factory bumper bolt and factory clip NOTE: Do not remove that factory bumper. Install the frame
mounting brackets behind the bumper and attach with the factory bumper bolt. Brackets should fit snug behind bumper. (Fig 1)
3. Move to the underside of the vehicle, remove the factory tow hooks and set aside, NOTE: the plastic surrounding the tow hook
will have to be trimmed slightly to allow the lower mounting bracket to fit through the bumper.
4. With help take the grille guard and place the lower mounting brackets through the tow hook slot and align the bracket to the outside
of the frame to tow hook mounting hole. Replace the tow hooks in the original place and attach the grille guard using the factory tow
hook bolt NOTE: The long bolt that goes through the frame. Finish attaching the tow hook using the rest of the factory hardware
(Fig 2). Do not fully tighten hardware at this time.
5. Align the grille guard as needed then mark holes on the chrome bumper corresponding with the two mounting holes in the grille
guard.(Fig 3)
6. Drill a 1/2” hole through the two spots marked in step 5 and also through the frame mounting brackets installed in step 2
7. Attach grille to chrome bumper and frame mounting bracket by placing (2) 1/2: hex head bolts and (2) 1/2” flat washer through the
grille guard, chrome bumper, and through the frame mounting brackets. Attach from behind the bumper with (2) 1/2” flat washers,
(2) 1/2” lock washers, and (2) 1/2” hex nuts. Do not fully tighten at this time.
8. Align and adjust grille guard as needed and tighten all hardware at this time. Torque all 1/2” fasteners to 50-60 ft lbs, torque all fac-
tory hardware to factory specs.
Fig 1
