Below guide will teach you How to Replace a Rear Main Seal . Please follow the instructions carefully.
Things You’ll Need:
- Floor Jack
- 3/8 in. Drive Ratchet
- Pry Bar
- Slide Hammer
- Jack Stand Set
- Transmission Jack
- Socket and Ratchet Set
- Scraper
- Bungee Cord
- Awl
- Combination Wrench Set
- Screwdriver
- 1/2 in. Drive Ratchet
- Rear Main Seal
- Shop Towel
Estimated Costs:
- DIY Costs: Est. $33.64 parts only
- Shop Costs: Est. $395.43 parts and labor
Instructions:
- Park the vehicle on a flat surface and prop the engine hood up.
- In the engine block, disconnect the negative battery cable from the battery terminal.
- Detach the transmission throttle linkages and also the wiring harness like solenoids, sensors, starter and backup switches.
- Take the starter away by removing the mounting bolts.
- Take the transmission out. Before that, drain the transmission fluid.
- Detach exhaust pipes and cross tubes. Exhaust pipes are usually connected to the exhaust manifold.
- Remove the shift linkage and speedometer cable from the transmission.
- Remove the u-joints and take the driveshaft away.
- If transmission is equipped with oil cooler lines, remove them also.
- Place a transmission jack under the transmission to provide support.
- Unfasten the transmission mount connected to the transmission cross member.
- Raise the transmission up a little so as to ease the pressure on the transmission mount.
- Take the cross member out by removing the cross member mounting bolts.
- Now, let the transmission move down so that you can support it on the transmission jack with the help of chain. Don’t let the transmission hang down.
- Take off any shields or covers from the flywheel so that you can get at the torque converter bolts easily.
- Move the crankshaft in a spinning motion unless the torque converter bolts are released.
- Unfasten the bolts holding the transmission to the engine.
- Grab and draw the transmission in the backward direction unless it gets out of the engine.
- With flywheel holding tool, take the flywheel or flex plate out.
- Examine the surface of the crankshaft carefully for any signs of wear and tear. Replace or repair the crankshaft if necessary.
- Take a new rear main seal and install it by reversing the entire installation process.
- Take a small drive and make sure that the replaced rear main seal is properly working.
