Subject: | Revised Case Side Cover Replacement Procedure |
| 2004 Chevrolet Impala, Monte Carlo |
This bulletin is being issued to revise the Case Side Cover Replacement procedure
in the Automatic Transaxle - 4T65-E sub-section of the Service Manual. Please
replace the current information in the Service Manual with the following information.
The following information has been updated within SI. If you are using a paper
version of this Service Manual, please make a reference to this bulletin on the affected
page.
Case Side Cover Replacement - Impala, Monte Carlo
Removal Procedure
Tools Required
J 36850 Transjel Lubricant
- Remove the engine dress cover.
- Remove the air induction bellows between the throttle body and air cleaner
assembly.
- Disconnect the accelerator and cruise cables at throttle valve and remove
the accelerator controls cable bracket. Refer to Accelerator Controls Cable Bracket
Replacement in Engine Controls - 3.4L or Accelerator Controls
Cable Bracket Replacement in Engine Controls - 3.8L.
- Remove the transaxle shift cable from lever and bracket
from the transaxle.
- Disconnect the transaxle wiring harness connector and disconnect the harness
retainer from side cover stud.
- Remove both engine supports from engine and radiator support.
- Remove the top case side cover bolt (56,58).
- Install the engine support fixture and support engine/transaxle assembly.
Refer to Engine Support Fixture in Engine Mechanical - 3.4L or
Engine Support Fixture in Engine Mechanical - 3.8L.
- Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle
in General Information.
- Remove the left front wheel. Refer to Tire and Wheel Removal and Installation
in Tires and Wheels.
- Remove the inner fender splash shield.
- Remove the wheel speed sensor harness from 4 retainers on the lower
control arm.
- Remove the transmission mount-to-frame nuts (2).
- Remove both stabilizer links and reposition stabilizer to access steering
gear- to-frame bolts.
- Remove steering gear-to-frame bolts and support steering gear.
- Remove the front splash shield. Refer to Splash Shield Replacement -
Engine - Left and Splash Shield Replacement - Engine - Right in
Body Front End.
- Remove the positive battery cable center retainer at front frame rail.
- Remove the left side ball joint and support the left frame rail with a
jack stand.
- Remove ONLY the left two frame-to-body bolts. DO NOT LOOSEN right side
frame-to-body bolts.
- Lower frame with a jackstand and remove jackstand.
- Position the drain pan under the transaxle.
- Remove the left drive axle from the transaxle. Refer to Wheel Drive Shaft
Replacement in Wheel Drive Shafts.
- Secure the drive axle to the strut assembly.
- Lower the vehicle.
- Using the engine support fixture lower the engine assembly to access the
transaxle case side cover.
- Raise the vehicle.
- Remove the transaxle mount bracket bolts and the bracket
from the transaxle.
- Remove the remaining case side cover bolts (56,57,58).
- Remove the case side cover (53).
- Remove the case side cover gasket (54).
- Remove the case side cover O-ring (59).
- Clean the side cover gasket mating surfaces.
Installation Procedure
- Install the J 36850 to the case side cover
O-ring (59).
- Install the O-ring (59) to the case side cover.
- Install the case side cover gasket (54).
- Install the case side cover (53), by first installing any 2 of
the upper case side cover bolts (56, 58).
Notice: Refer to Fastener Notice
in Cautions and Notices.
- Install the case side cover bolts (56,57,58).
Tighten
Tighten bolts to 25 N·m (18 lb ft).
- Install the transaxle mount bracket
- Install the transaxle mount bracket bolts.
Tighten
Tighten the bolts to 95 N·m (70 lb ft)
- Install a jackstand under the left frame rail and raise frame while aligning
transaxle mount bolts with frame and ball joint with steering knuckle.
- Install and tighten left side frame-to-body bolts (2).
- Install the drive axle to the transaxle.
- Remove the drain pan from under the transaxle.
- Install transaxle mount nuts (2).
- Install the ball joint nut and cotter pin.
- Install steering gear-to-frame bolts.
- Install the positive battery cable center retainer on the front frame
rail.
- Reposition the stabilizer bar and install bolts-to-lower control arms.
- Install the front splash shield. Refer to Splash Shield Replacement --
engine -- Left and Splash Shield Replacement -- Engine -- Right in
Body Front End.
- Install the wheel speed sensor harness to 4 retainers on the lower
control arm.
- Install the inner fender splash shield.
- Install the left front wheel. Refer to Tire and Wheel Removal and Installation
in Tires and Wheels.
- Lower the vehicle.
- Remove the engine support fixture.
- Install the top case side cover bolt.
Tighten
Tighten bolts to 25 N·m (18 lb ft).
- Install the shift cable to the shift lever and transaxle
shift cable bracket bolts to shift cable bracket.
Tighten
Tighten bolts to 30 N·m (22 lb ft).
- Connect the transaxle wiring harness connector, and harness retainer to
side cover stud.
- Install the engine mount struts. Refer to Engine Mount Strut Replacement --
Left and Engine Strut Mount Replacement -- Right in Engine Mechanical - 3.4L
or Engine Strut Mount Replacement -- Left and Engine Strut Mount Replacement --
Right in Engine Mechanical - 3.8L.
- Install the accelerator cable bracket with the accelerator and cruise
control cables. Refer to Accelerator Controls Cable Bracket Replacement in Engine
Controls - 3.4L or Accelerator Controls Cable Bracket Replacement
in Engine Controls - 3.8L.
- Install the air induction duct. Refer to Air Cleaner Intake Duct Replacement
in Engine Controls - 3.4L or Air Cleaner Intake Duct Replacement
in Engine Controls - 3.8L.
- Install the engine dress cover.
Notice: Refer to Do Not Overfill the Transmission
Notice in Cautions and Notices.
- Check and fill the transaxle
as necessary.
- Inspect for fluid leaks.
Case Side Cover Replacement - Grand Prix
Removal Procedure
Tools Required
J 36850 Transjel Lubricant
- Remove the engine dress cover.
- Disconnect the MAF sensor harness connector from the MAF and disconnect
the air intake duct from throttle body.
- Disconnect the EVAP emission hose from the EVAP valve.
- Remove the transaxle shift cable from the shift lever.
- Remove the transaxle shift cable bracket bolts and the bracket from the
transaxle.
- Disconnect the transaxle wiring harness connector.
- Remove both engine supports from the engine and radiator support.
- Remove top side cover bolt (56,58).
- Install the engine support fixture. Refer to Engine Support Fixture in
Engine Mechanical - 3.8L.
- Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle
in General Information.
- Remove the left front wheel. Refer to Tire and Wheel Removal and Installation
in Tires and Wheels.
- Remove the inner fender splash shield.
- Remove the wheel speed sensor harness from 4 retainers on lower
control arm.
- Remove the transmission mount-to-frame nuts (2).
- Using side cutters, remove the plastic pencil-like support on the left
side of the front splash shield, just below the left front frame bolt.
- Remove the front cradle to radiator support brackets on each side.
- Remove both stabilizer links from the stabilizer and reposition stabilizer
to access steering gear- to-frame bolts.
- Remove steering gear-to-frame bolts and support steering gear.
- Remove the positive battery cable center retainer at front rail.
- Remove the left side ball joint from the steering knuckle.
- Support the left frame rail with a jack stand.
- Remove only the left two frame-to-body bolts. DO NOT LOOSEN RIGHT SIDE
FRAME-TO-BODY BOLTS.
- Lower the frame with jack stand and remove jack stand.
- Position the drain pan under transaxle side cover.
- Remove the left drive axle from the transaxle. Refer to Wheel Drive Shaft
Replacement in Wheel Drive Shafts.
- Secure the drive axle to the strut assembly.
- Lower the vehicle.
- Using the engine support fixture lower the engine assembly to access the
transaxle case side cover.
- Raise the vehicle.
- Remove the transaxle mount bracket bolts and the bracket
from the transaxle.
- Remove the remaining case side cover bolts (56,57,58).
- Remove the case side cover (53).
- Remove the case side cover gasket (54).
- Remove the case side cover O-ring (59).
- Clean the side cover gasket mating surfaces.
Installation Procedure
- Install the J 36850 Transjel Lubricant to the
case side cover O-ring (59).
- Install the O-ring (59) to the case side cover.
- Install the case side cover gasket (54).
- Install the case side cover (53).
Notice: Refer to Fastener Notice
in Cautions and Notices.
- Install the case side cover bolts (56,57,58)
except top bolt.
Tighten
Tighten bolts to 25 N·m (18 lb ft).
- Install the transaxle mount bracket
- Install the transaxle mount bracket bolts.
Tighten
Tighten the bolts to 95 N·m (70 lb ft)
- Install a jack stand under the left frame rail and raise frame while aligning
transaxle mount bolts with frame and ball joint with the steering knuckle.
- Install and tighten the left side frame-to-body bolts (2).
- Install front cradle to radiator support brackets and bolts to both sides.
- Install drive axle to transaxle.
- Install transaxle mount nuts (2).
- Install the ball joint nut and cotter pin.
- Install the steering gear-to-frame bolts.
- Install the positive battery cable center retainer on front frame rail.
- Reposition the stabilizer bar and install bolts to stabilizer.
- Install the wheel speed sensor harness to four retainers on the lower
control arm.
- Install the inner fender splash shield.
- Install the left front wheel. Refer to Tire and Wheel Removal and Installation
in Tires and Wheels.
- Lower the vehicle and remove the engine support fixture.
- Install the top case side cover bolt.
Tighten
Tighten bolts to 25 N·m (18 lb ft).
- Install the transaxle shift cable bracket and shift
cable bracket bolts.
Tighten
Tighten the bolts to 30 N·m (22 lb ft).
- Install the transaxle shift cable to the shift lever.
- Connect the transaxle wiring harness connector.
- Install the engine mount struts. Refer to Engine Mount Strut Replacement -
Right and Engine Mount Strut Replacement - Left in Engine Mechanical - 3.8L.
- Install the air intake duct and connect the MAF sensor wiring harness.
- Install the EVAP hose to EVAP valve.
- Install the engine dress cover.
Notice: Refer to Do Not Overfill the Transmission
Notice in Cautions and Notices.
- Check and fill the transaxle
as necessary.
- Inspect for fluid leaks.
Case Side Cover Replacement -- Regal
Removal Procedure
Important: Lock steering wheel in centered position
with wheels straight ahead.
- Remove the engine dress cover.
- Remove the air cleaner intake duct. Refer to Air Cleaner Intake Duct
Replacement in Engine Controls - 3.1L or Air Cleaner Intake
Duct Replacement in Engine Controls - 3.8L.
- Remove the engine mount struts. Refer to Engine Mount Strut Replacement
in Engine Mechanical - 3.1L or Engine Mount Strut Replacement -
Right and Engine Mount Strut Replacement - Left in Engine Mechanical - 3.8L.
Important: For supercharged engines, remove the throttle
cable bracket.
- Disconnect the shift cable bracket.
- Remove the transaxle top side cover bolt.
- Install the engine support fixture. Refer to Engine Support Fixture in
Engine Mechanical - 3.1L or Engine Support Fixture in Engine
Mechanical - 3.8L.
- Disconnect the transmission wiring harness connector.
- Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle
in General Information.
- Remove the left front tire and wheel assembly. Refer to Tire and Wheel
Removal and Installation in Tires and Wheels.
- Remove the left inner splash shield 3 push pins.
- Loosen the wheel speed sensor harness from the 5 retainers at the
cradle.
- Remove the transmission support to cradle nuts only. Refer to Automatic
Transmission Mount Replacement.
- Raise the vehicle.
- Remove the front splash shield 5 bolts.
- Loosen the engine mount lower nuts. Refer to Engine Mount Bracket Replacement
in Engine Mechanical - 3.1L or Engine Mount and Bracket Replacement
in Engine Mechanical - 3.8L.
- Remove the stabilizer bolts and reposition the stabilizer.
- Remove the steering gear cradle bolts, then support gear before lowering
cradle.
- Support the left side of the frame with a jackstand.
- Remove the left side frame bolts. DO NOT loosen the right front or the
right rear frame bolts. Refer to Frame Replacement in Frame and Underbody.
- Remove the left ball joint from the steering knuckle.
- Position the drain pan under the transaxle.
- Remove the left drive axle from the transaxle. Refer to Wheel Drive Shaft
Replacement in Drive Axle.
- Secure the drive axle to the steering knuckle/strut.
- Adjust the jackstand to lower the left side of the frame until it hangs
free. Remove jack stand.
- Lower vehicle to access engine support fixture.
- Lower the engine/transmission assembly with the engine support fixture
to gain access to remaining side cover bolts.
- If replacing the side cover, remove 4 engine mount bracket bolts.
- Remove the harness retainer.
- Raise vehicle to access side cover bolts.
- Remove the case side cover bolts (56-58).
- Remove the case side cover pan (53).
- Remove the case side cover gasket (54).
- Clean the case.
- Clean the side cover gasket mating surfaces.
Installation Procedure
- Install the case side cover gasket (54).
- Install the case side cover pan (53).
Notice: Refer to Fastener Notice
in Cautions and Notices.
- Install the case side cover bolts (56-58)
except for the top bolt.
Tighten
Tighten bolts (56-58) to 25 N·m
(18 lb ft).
- Install the left drive axle to the transaxle. Refer to Wheel Drive Shaft
Replacement in Drive Axle.
- Raise the vehicle.
- Use a jackstand to raise the left side of the cradle and engine assembly
into position.
- Install the left ball joint into knuckle.
- Install the left side frame bolts .
Tighten
Tighten the bolts to 165 N·m (122 lb ft).
- Install the engine mount lower nuts. Refer to Engine Mount Bracket Replacement
in Engine Mechanical - 3.1L or Engine Mount and Bracket Replacement
in Engine Mechanical - 3.8L.
- Install the transaxle mount nuts.
Tighten
Tighten the nuts to 47 N·m (35 lb ft).
- Remove the jackstands from the frame.
- Remove the drain pan from under the transaxle.
- Install the ball joint nut, and cotter pin.
- Install the steering gear cradle bolts.
Tighten
Tighten the bolts to 80 N·m (59 lb ft).
- Reposition the stabilizer and install the stabilizer bolts .
Tighten
Tighten the bolts to 23 N·m (17 lb ft).
- Install the front splash shield 5 bolts.
- Lower the vehicle.
- Install two engine mount bolts.
Tighten
Tighten the bolts to 47 N·m (35 lb ft).
- Install the wheel speed sensor harness to the 5 retainers at the
cradle.
- Install the left inner splash shield 3 push pins.
- Install the left front tire and wheel assembly. Refer to Tire and Wheel
Removal and Installation in Tires and Wheels.
- Lower the vehicle.
- Remove the engine support fixture.
- Connect the shift cable bracket.
- Install the transaxle top side cover bolt.
- Connect the transaxle wiring harness connector.
Important: Install the throttle cable bracket, if previously
removed (Supercharged) .
- Install the engine mount struts. Refer to Engine Mount Strut Replacement in
Engine Mechanical - 3.1L or Engine Mount Strut Replacement -
Right and Engine Mount Strut Replacement - Left in Engine Mechanical - 3.8L.
- Install the throttle body air inlet duct. Refer to Air Cleaner Intake
Duct Replacement in Engine Controls - 3.1L or Air Cleaner Intake
Duct Replacement in Engine Controls - 3.8L.
- Install the engine dress cover.
Notice: Refer to Transmission Overfill Notice in
Cautions and Notices.
- Check and fill the transaxle as necessary.
- Inspect for fluid leaks.