PERIODICALLY CHECK THIS RECEIVER HITCH TO ENSURE ALL FASTENERS ARE TIGHT AND ALL STRUCTURAL COMPONENTS ARE SOUND
CURT Manufacturing Inc. warrants this product to be free of defects in material and/or workmanship at the time of retail purchase by the original purchaser. If the product is found to be defective, Curt Manufacturing Inc. may repair or replace
the product at their option, when the product is returned, prepaid, with proof of purchase. Alteration to, misuse of, or improper installation of this product voids the warranty. Curt Manufacturing Inc.'s liability is limited to repair or replacement
of products found to be defective, and specifically excludes liability for incidental or consequential loss or damage.
For more information log onto www.curtmfg.com, & for helpful towing tips log onto www.hitchinfo.com
MAKE: STYLE:
MIN.30
WARNING: NEVER EXCEED YOUR VEHICLE MANUFACTURER'S RECOMMENDED TOWING CAPACITY
WEIGHT CARRYING:
INSTALLATION TIPS: INSTALLATION TIME:
INSTALLATION REQUIRES:
VEHICLE PHOTO:
HITCH ILLUSTRATION:
REPRESENTATIVE PHOTO
MAKE SURE YOUR HITCH MATCHES
LEVEL OF DIFFICULTY:
MODERATE
EASY MODERATE HARD
THE INSTALL TIME LISTED IS FOR PROFESSIONAL
INSTALLERS. IF YOU ARE HESITANT TO UNDERTAKE
THIS TASK ON YOUR OWN, CONTACT AN AUTHORIZED
CURT INSTALLER FOR ADDITIONAL ASSISTANCE.
1. BEFORE YOU BEGIN INSTALLATION, READ ALL
INSTRUCTIONS THOROUGHLY.
2. TO EASE INSTALLATION, 2 PEOPLE MAY BE
REQUIRED.
3. USING PROPER TOOLS WILL GREATLY IMPROVE
THE QUALITY OF THE INSTALL AND REDUCE THE
TIME REQUIRED.
4. NEED HELP OR HAVE SOME QUESTIONS?
CALL TECHNICAL SUPPORT AT 800.798.0813
Safety glasses should be
worn at all times while
installing this product
.
YEARS: 2010 - CURRENT BUICK MODEL: LACROSSE & REGAL SEDAN
WARNING:
WE STRONGLY RECOMMEND THE USE OF AUXILIARY STABILIZING STRAPS FOR ALL
NON-TRAILER (WHEEL-LESS) LOADS. PLEASE SEE THE CURT CATALOG OR VISIT US
ONLINE AT WWW.CURTMFG.COM FOR FURTHER INFORMATION.
3,500
350
TRAILER WEIGHT:
TONGUE WEIGHT:
12001 INSTALLATION INSTRUCTIONS
LBS.
LBS.
7/12/2010
FISHWIRE HARDWARE
(FISHWIRE INCLUDED)
HEAT SHIELD TRIMMING IS
REQUIRED.
RUBBER ISOLATOR
REMOVAL REQUIRED.
NO DRILLING REQUIRED
AVIATION
SHEARS
SOCKET
13mm
10mm
3/4"
SOCKET
EXTENSION
8"
TORQUE
WRENCH
RATCHET
TAPE
PRY BAR
SAFETY
GLASSES
INSTALLATION WALKTHROUGH:
For more information log onto www.curtmfg.com, & for helpful towing tips log onto www.hitchinfo.com
PARTS LIST
DESCRIPTIONPART NUMBERQTYITEM
CARRIAGE BOLT1/2-13 x 1 1/261
.250 x 1.00 x 2.50" SQUARE HOLE SPACERCM-SP1062
HEX FLANGE NUTHFN 121363
FW, 12, ZPFW1224
1/2" FISHWIRE1_2 FISHWIRE25
5
2
1
3
4
DESIGNED FOR USE WITH
BALL MOUNT # D-221 / 45522
Step 1:
Support the exhaust system to avoid damage during installation. Remove
the (2) bolts securing the muffler isolator mount to the hanger bracket at
the rear of the muffler on each side of the vehicle as shown. Remove the
rubber isolator from the hanger forward of the exhaust split. (See Rubber
Isolator Removal.)
Step 2:
Lower the exhaust by removing the muffler isolator mounts from the hanger
brackets as shown. Remove the muffler isolator mount from the inside
hanger of each muffler and allow to hang. Note: You may need to remove
lower fascia fasteners and flex fascia to raise and lower exhaust.
INSTALLATION WALKTHROUGH:
For more information log onto www.curtmfg.com, & for helpful towing tips log onto www.hitchinfo.com
Step 3:
Remove the passenger side heat shield from the vehicle by using a
screwdriver to remove the (3) speed nuts securing it to the trunk pan and
frame rail as shown. Using an Aviation Shears, trim the heat shield as
shown and reinstall the unhatched section on the trunk pan. (See Heat
Shield Trimming.)
HEAT SHIELD TRIMMING
REMOVE
HATCHED
AREA
Step 4:
Using the access holes in the frame rails, fishwire a 1/2-13 carriage bolt
and CM-SP10 spacer through the frame rail and out each of the (6)
mounting holes as shown.
Step 5:
Remove the bolt securing the filler tube mount tab to the passenger side
frame rail as shown. Save bolt for reuse in Step 8.
Step 6:
At the rear most fishwired carriage bolt on each side, place a 1/2" flat
washer against the frame rail and over the bolt as shown. Temporarily
secure the washer during hitch installation using a piece of tape.
INSTALLATION WALKTHROUGH:
For more information log onto www.curtmfg.com, & for helpful towing tips log onto www.hitchinfo.com
Step 7:
Taking care not to push the fishwired hardware into the frame rails, raise the
hitch into position, aligning the fishwired hardware with the slots in the hitch
side plates. Loosely secure the hitch to the vehicle using the (6) 1/2" hex
flange nuts as shown. Remove the taped used to position the washers in
Step 6. Note: If heat shield weld stud is interfering with fit of the hitch you
may need to trim it off.
Step 9:
With the hitch side plate positioned between the filler tube mount tab and
the frame rail, reinstall the bolt removed in Step 5.
Step 8:
Torque all 1/2" hardware to 75 ft-lbs.
Step 10:
Reinstall the muffler isolator mounts onto the hangers at the rear of the
mufflers. Raise the exhaust into position and reinstall the bolts removed in
Step 1 through the isolator mounts into the hanger brackets. Reinstall the
rubber isolator in front of the exhaust split and remove the exhaust system
support. (Installation is complete.)
GROSS LOAD CAPACITY WHEN USED AS A WEIGHT CARRYING HITCH: LBS. TRAILER WEIGHT & LBS. TONGUE WEIGHT.
***DO NOT EXCEED VEHICLE MANUFACTURER'S RECOMMENDED TOWING CAPACITY.***
WARNING: ALL NON-TRAILER LOADS APPLIED TO THIS PRODUCT MUST BE SUPPORTED BY AUXILIARY STABILIZING STRAPS.
** FAILURE TO PROPERLY SUPPORT NON-TRAILER LOADS WILL VOID PRODUCT WARRANTY**
HAVING INSTALLATION QUESTIONS? CALL TECHNICAL SUPPORT AT
1-800-798-0813
HITCH WEIGHT: LBS.
INSTALL TIME
PROFESSIONAL: MINUTES
NOVICE (DIY): MINUTES
INSTALL NOTES:
- NO DRILLING REQUIRED
- LOWER EXHAUST
- FISHWIRE HARDWARE
- TRIM HEAT SHIELD
PERIODICALLY CHECK THIS RECEIVER HITCH TO ENSURE THAT ALL FASTENERS
ARE TIGHT AND THAT ALL STRUCTURAL COMPONENTS ARE SOUND.
Curt Manufacturing Inc., warrants this product to be free of defects in material and/or workmanship at the time of retail purchase by the original purchaser. If the product is found to be defective,
Curt Manufacturing Inc., may repair or replace the product, at their option, when the product is returned, prepaid, with proof of purchase. Alteration to, misuse of, or improper installation of
this product voids the warranty. Curt Manufacturing Inc.'s liability is limited to repair or replacement of products found to be defective, and specifically excludes liability for incidental or
consequential loss or damage.
3,500 350
37
30
2010 - PRESENT BUICK LACROSSE & 2011 REGAL
7/5/2001
12001
60
Page 1 of 2
Parts List
DESCRIPTIONPART NUMBERQTYITEM
CARRIAGE BOLT1/2-13 x 1 1/2
61
.250 x 1.00 x 2.50" SQUARE HOLE SPACERCM-SP1062
HEX FLANGE NUT
HFN 121363
FW, 12, ZPFW1224
1/2" FISHWIRE1_2 FISHWIRE2
5
1
2
3
4
5
DESIGNED FOR USE WITH
BALL MOUNT #D-221 / 45522
MUFFLER
(BOTH SIDES)
EXHAUST HANGER
(BOTH SIDES)
PASSENGER SIDE
FRAME RAIL
DRIVER SIDE
FRAME RAIL
TOOLS REQUIRED
RATCHET
TORQUE WRENCH
8" EXTENSION
13mm,10mm SOCKET
3/4" SOCKET
AVIATION SHEARS
TAPE
HAVING INSTALLATION QUESTIONS? CALL TECHNICAL SUPPORT AT
1-800-798-0813
INSTALLATION STEPS
PERIODICALLY CHECK THIS RECEIVER HITCH TO ENSURE THAT ALL FASTENERS
ARE TIGHT AND THAT ALL STRUCTURAL COMPONENTS ARE SOUND.
Curt Manufacturing Inc., warrants this product to be free of defects in material and/or workmanship at the time of retail purchase by the original purchaser. If the product is found to be defective,
Curt Manufacturing Inc., may repair or replace the product, at their option, when the product is returned, prepaid, with proof of purchase. Alteration to, misuse of, or improper installation of
this product voids the warranty. Curt Manufacturing Inc.'s liability is limited to repair or replacement of products found to be defective, and specifically excludes liability for incidental or
consequential loss or damage.
2010 - PRESENT BUICK LACROSSE & 2011 REGAL
7/15/2010
12001
Page 2 of 2
1. Support the exhaust system to avoid damage during installation. Remove the (2) bolts securing the muffler
isolator mount to the hanger bracket at the rear of the muffler on each side of the vehicle as shown. Remove
the rubber isolator from the hanger forward of the exhaust split. (See Rubber Isolator Removal.)
2. Lower the exhaust by removing the muffler isolator mounts from the brackets as shown. Remove the muffler
isolator mount from the inside hanger of each muffler and allow to hang. Note: You may need to remove lower
fascia fasteners and flex fascia to raise and lower exhaust.
3. Remove the passenger side heat shield from the vehicle by using a screwdriver to remove the (3) speed nuts
securing it to the trunk pan and passenger side frame rail as shown. Using an Aviation Shears, trim the heat
shield as shown and reinstall the unhatched section on the trunk pan. (See Heat Shield Trimming.)
4. Using the access holes in the frame rails, fishwire a 1/2-13 carriage bolt and CM-SP10 spacer through the frame
rail and out of each of the (6) mounting holes as shown. (See Fishwire Technique.)
5. Remove the bolt securing the filler tube mount tab to the passenger side frame rail. Save the bolt for reuse in
Step 8.
6. At the rear most fishwired carriage bolt on each side, place a 1/2" flat washer against the frame rail over
the bolt. Temporarily secure the washer during hitch installation using a piece of tape.
7. Taking care not to push the fishwired hardware into the frame rails, raise the hitch into position, aligning the
fishwired hardware with the slots in the hitch side plates. Loosely secure the hitch to the vehicle using the (6)
1/2" hex flange nuts as shown. Remove the taped used to position the washers in Step 6. Note: If heat shield
weld stud is interfering with the fit of the hitch you may need to trim it off.
8. Torque all 1/2" hardware to 75 ft-lbs.
9. With the hitch side plate positioned between the filler tube mount tab and the frame rail, reinstall the bolt
removed in Step 5.
10. Reinstall the muffler isolator mounts onto the hangers at the rear of the mufflers. Raise the exhaust into
position and reinstall the bolts removed in Step 1 through the isolator mounts into the hanger brackets.
Reinstall the rubber isolator in front of the exhaust split and remove the exhaust system support.
(Installation is complete.)
HEAT SHIELD TRIMMING
REINSTALL THIS SIDE
-
1
-
2
-
3
-
4
-
5
-
6
