Crankshaft Balancer Replacement (5.3L Engine W/RPO HP2)
Crankshaft Balancer Replacement (5.3L Engine w/RPO HP2)^ Tools Required
- J 41665 Crankshaft Balancer and Sprocket Installer
- J 41816 Crankshaft Balancer Remover
- J 41816-2 Crankshaft End Protector
- J 45059 Angle Meter
- J 46093 Rotor and Flexplate Holding Tool
Removal Procedure
1. Disengage the energy storage box (ESB) service disconnect/connect.
2. Remove the air conditioning (A/C) drive belt.
3. Remove the fan shroud - lower.
4. Raise and suitably support the vehicle.
5. Remove the passenger side closeout bolt and closeout.
6. Notice:
Refer to Fastener Notice in Service Precautions.
Install the J 46093 (1) and bolts.The flange on J 46093 should locate into the hole in the flexplate. Use 2 M10 1.5 x 40 mm bolts for proper tool operation.
^ Tighten the bolts to 50 Nm (37 ft. lbs.).
7. Remove the crankshaft balancer bolt.Do not discard the crankshaft balancer bolt. The balancer bolt will be used during the balancer installation procedure.
8. Use the J 41816 and J 41816-2 in order to remove the crankshaft balancer.
9. Remove the J 41816 and the J 41816-2 from the crankshaft balancer.
10. Clean and inspect the crankshaft balancer.
Installation Procedure
1. Important:
^ Make sure that the teeth of J 42386-A mesh with the teeth of the engine flywheel.
^ The used crankshaft balancer bolt will be used only during the first pass of the balancer installation procedure. Install a NEW bolt and tighten as described in the second, third, and forth passes of the balancer bolt tightening procedure.
^ The crankshaft balancer installation and bolt tightening involves a 4-stage tightening process. The first pass ensures that the balancer is installed completely onto the crankshaft. The second, third, and forth passes tighten the new bolt to the proper torque.
Important:
The balancer should be positioned onto the end of the crankshaft as straight as possible prior to tool installation.
Install the crankshaft balancer onto the end of the crankshaft.
2. Use the J 41665 in order to install the crankshaft balancer.
1. Assemble the threaded rod, nut, washer, and installer.Insert the smaller end of the installer into the front of the balancer.
2. Use a wrench and hold the hex end of the threaded rod.
3. Use a second wrench and rotate the installation tool nut clockwise until the balancer is started onto the crankshaft.
4. Remove the tool and reverse the installation tool.Position the larger end of the installer against the front of the balancer.
5. Use a wrench and hold the hex end of the threaded rod.
6. Use a second wrench and rotate the installation tool nut clockwise until the balancer is installed onto the crankshaft.
7. Remove the balancer installation tool.
3. Install the used crankshaft balancer bolt.
^ Tighten the USED crankshaft balancer bolt to 330 Nm (240 ft. lbs.).
4. Important:
The nose of the crankshaft should be recessed 2.4-4.48 mm (0.094-0.176 inch) into the balancer bore.
Remove the used crankshaft balancer bolt.
5. Measure for a correctly installed balancer.If the balancer is not installed to the proper dimensions, install the J 41665 and repeat the installation procedure.
6. Install a NEW crankshaft balancer bolt.
0. Tighten the bolt a first pass to 50 Nm (37 ft. lbs.).
1. Tighten the bolt a second pass to 140 degrees using J 45059 .
7. Remove the J 46093 (1) and bolts.
8. Install the passenger side closeout and bolt.
^ Tighten the bolt to 12 Nm (106 inch lbs.).
9. Lower the vehicle.
10. Install the fan shroud - lower.
11. Install the A/C drive belt.
12. Engage the ESB service disconnect/connect.
13. Perform the crankshaft position (CKP) system variation learn procedure.