2004 DAEWOO NUBIRA air suspension

SECTION : 2C
FRONT SUSPENSION
CAUTION : Disconnect the negative battery cable before removing or installing any electrical unit or when a tool
or equipment could easily come in contact with exposed electrical terminals. Disconnecting this cable will help
prevent personal injury and damage to the vehicle. The ignition must also be in LOCK unless otherwise noted.
TABLE OF CONTENTS
SPECIFICATIONS2C–2 . . . . . . . . . . . . . . . . . . . . . . . . . .
General Specifications 2C–2. . . . . . . . . . . . . . . . . . . . .
Fastener Tightening Specifications 2C–2. . . . . . . . . . .
SPECIAL TOOLS2C–3 . . . . . . . . . . . . . . . . . . . . . . . . . . .
Special Tools Table 2C–3. . . . . . . . . . . . . . . . . . . . . . . .
DIAGNOSIS2C–5 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Strut Dampener 2C–5. . . . . . . . . . . . . . . . . . . . . . . . . . .
Ball Joint and Knuckle 2C–6. . . . . . . . . . . . . . . . . . . . . .
Excessive Friction Check 2C–6. . . . . . . . . . . . . . . . . . .
COMPONENT LOCATOR2C–7 . . . . . . . . . . . . . . . . . . . .
Front Suspension 2C–7. . . . . . . . . . . . . . . . . . . . . . . . . .
MAINTENANCE AND REPAIR2C–9 . . . . . . . . . . . . . . .
ON–VEHICLE SERVICE 2C–9. . . . . . . . . . . . . . . . . . . . .
Stabilizer Shaft and Insulators 2C–9. . . . . . . . . . . . . . . Stabilizer Link 2C–10. . . . . . . . . . . . . . . . . . . . . . . . . . . .
Knuckle Assembly 2C–10. . . . . . . . . . . . . . . . . . . . . . . .
Hub and Bearing 2C–13. . . . . . . . . . . . . . . . . . . . . . . . .
Control Arm 2C–14. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Strut Assembly 2C–16. . . . . . . . . . . . . . . . . . . . . . . . . . .
Crossmember Assembly 2C–18. . . . . . . . . . . . . . . . . . .
UNIT REPAIR 2C–21. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Ball Joint 2C–21. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Control Arm Bushings 2C–21. . . . . . . . . . . . . . . . . . . . .
Front Strut Assembly 2C–22. . . . . . . . . . . . . . . . . . . . . .
Knuckle 2C–23. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
GENERAL DESCRIPTION AND SYSTEM
OPERATION 2C–25 . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Front Suspension 2C–25. . . . . . . . . . . . . . . . . . . . . . . . .

FRONT SUSPENSION 2C – 9
DAEWOO V–121 BL4
MAINTENANCE AND REPAIR
ON–VEHICLE SERVICE
STABILIZER SHAFT AND
INSULATORS
Removal Procedure
1. Raise and suitably support the vehicle.
2. Remove the stabilizer shaft–to–stabilizer link nut.
3. Remove the crossmember. Refer to ”Crossmember
Assembly” in this section.
4. Remove the stabilizer shaft–to–crossmember
clamp bolts.
5. Remove the stabilizer shaft, the stabilizer shaft in-
sulator clamp, and the insulators from the vehicle.
Installation Procedure
1. Install the stabilizer shaft.
2. Install the stabilizer shaft insulator clamps, the sta-
bilizer shaft clamp bolt, and the insulators onto the
crossmember. Do not tighten the bolt.

FRONT SUSPENSION 2C – 21
DAEWOO V–121 BL4
UNIT REPAIR
BALL JOINT
Disassembly Procedure
1. Remove the control arm. Refer to ”Control Arm” in
this section.
2. Drill off the heads of the two rivets with a 12 mm
(0.47 inch) drill bit.
3. Punch out the rivets with a drift.
Assembly Procedure
1. Connect the ball joint to the control arm by inserting
two ball joint bolts from below the control arm.
Tighten
Tighten the ball joint–to–control arm nuts to 100 NSm
(74 lb–ft).
2. Install the control arm. Refer to ”Control Arm” in
this section.
CONTROL ARM BUSHINGS
Tools Required
KM–158 Remover/Installer
Disassembly Procedure
1. Remove the control arm. Refer to ”Control Arm” in
this section.
2. Remove the split sleeves from the rear control arm
bushing.
3. Press off the control arm rear damping bushing us-
ing a press and the remover/installer KM–158.

SECTION : 2D
REAR SUSPENSION
CAUTION : Disconnect the negative battery cable before removing or installing any electrical unit or when a tool
or equipment could easily come in contact with exposed electrical terminals. Disconnecting this cable will help
prevent personal injury and damage to the vehicle. The ignition must also be in LOCK unless otherwise noted.
TABLE OF CONTENTS
SPECIFICATIONS2D–2 . . . . . . . . . . . . . . . . . . . . . . . . . .
Fastener Tightening Specifications 2D–2. . . . . . . . . . .
SPECIAL TOOLS2D–2 . . . . . . . . . . . . . . . . . . . . . . . . . . .
Special Tools Table 2D–2. . . . . . . . . . . . . . . . . . . . . . . .
DIAGNOSIS2D–3 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Excessive Friction Check 2D–3. . . . . . . . . . . . . . . . . . .
Strut Dampener 2D–3. . . . . . . . . . . . . . . . . . . . . . . . . . .
COMPONENT LOCATOR2D–4 . . . . . . . . . . . . . . . . . . . .
Rear Suspension 2D–4. . . . . . . . . . . . . . . . . . . . . . . . . .
MAINTENANCE AND REPAIR2D–6 . . . . . . . . . . . . . . .
ON–VEHICLE SERVICE 2D–6. . . . . . . . . . . . . . . . . . . . .
Strut Assembly 2D–6. . . . . . . . . . . . . . . . . . . . . . . . . . . .
Knuckle Assembly 2D–9. . . . . . . . . . . . . . . . . . . . . . . . .
Trailing Link 2D–10. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Trailing Link Bracket 2D–11. . . . . . . . . . . . . . . . . . . . . .
Front Parallel Link 2D–12. . . . . . . . . . . . . . . . . . . . . . . .
Rear Parallel Link 2D–13. . . . . . . . . . . . . . . . . . . . . . . . .
Stabilizer Shaft 2D–13. . . . . . . . . . . . . . . . . . . . . . . . . . .
Stabilizer Link 2D–14. . . . . . . . . . . . . . . . . . . . . . . . . . . .
Crossmember 2D–14. . . . . . . . . . . . . . . . . . . . . . . . . . . .
Hub and Bearing Assembly 2D–15. . . . . . . . . . . . . . . .
UNIT REPAIR 2D–17. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Springs and Insulators 2D–17. . . . . . . . . . . . . . . . . . . . .
Knuckle 2D–18. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Hub and Bearing 2D–19. . . . . . . . . . . . . . . . . . . . . . . . .
GENERAL DESCRIPTION AND SYSTEM
OPERATION 2D–20 . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Rear Suspension 2D–20. . . . . . . . . . . . . . . . . . . . . . . . .

2D – 6IREAR SUSPENSION
DAEWOO V–121 BL4
MAINTENANCE AND REPAIR
ON–VEHICLE SERVICE
STRUT ASSEMBLY
Removal Procedure
1. Remove the trunk carpeting that covers the rear
strut mounting nuts. For station wagons, remove
the panels that cover the luggage compartment
wheelhouse trim panel (wagon). Refer to Section
9G, Interior Trim.
2. Remove the rear strut mounting nuts.
3. Raise and suitably support the vehicle.
4. Remove the wheel. Refer to Section 2E, Tires and
Wheels.
5. Disconnect the parking brake. Refer to Section 4G,
Parking Brake.
Important : On vehicles equipped with rear drum brakes,
the brake hose will easily disconnect from the strut assem-
bly as the assembly is being removed from the vehicle. On
vehicles equipped with rear disc brakes, the brake hose
can be disconnected from the strut assembly at any time.
6. Remove the clip that holds the brake hose to the
strut assembly.

REAR SUSPENSION 2D – 17
DAEWOO V–121 BL4
UNIT REPAIR
SPRINGS AND INSULATORS
Tools Required
KM–329–A Spring Compressor
Disassembly Procedure
1. Remove the rear strut assembly from the vehicle.
Refer to ”Strut Assembly” in this section.
2. Mount the rear strut assembly into the spring com-
pressor (KM–329–A or DW320–010). Ensure that
the hooks are properly seated.
3. Compress the spring.
4. Remove the lock nut from the strut dampener rod.
5. Remove the rear strut mount.
6. Remove the rear spring upper seat, the dust cover,
and the hollow bumper.
7. Release the spring.
8. Remove the rear spring and the rear spring lower
seat.
Assembly Procedure
1. Install the rear spring lower seat and the rear
spring.
2. Compress the spring.
3. Install the hollow bumper, the dust cover, and the
rear spring upper seat.
4. Install the rear strut mount.

REAR SUSPENSION 2D – 19
DAEWOO V–121 BL4
HUB AND BEARING
The hub bearing is not unit repair serviceable. If the hub
bearing is defective, the hub and bearing assembly should
be replaced.

SECTION : 9K
SQUEAKS AND RATTLES
TABLE OF CONTENTS
DIAGNOSIS9K–1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Squeak and Rattle Diagnosis 9K–1. . . . . . . . . . . . . . . .
MAINTENANCE AND REPAIR9K–3 . . . . . . . . . . . . . . . ON–VEHICLE SERVICE 9K–3. . . . . . . . . . . . . . . . . . . . .
Squeak and Rattle Repair 9K–3. . . . . . . . . . . . . . . . . . .
DIAGNOSIS
SQUEAK AND RATTLE DIAGNOSIS
Rattle Coming From the Side Rail
ChecksAction
Check the brake lines.S Tap lightly on the brake lines and listen for a rattle.
S Install plastic tie straps to secure the brake lines
tightly together.
Rattle Under Vehicle at Higher RPM
ChecksAction
Check for heat shield contact with the underbody.S Raise the vehicle and perform a visual inspection.
S Bend the heat shield slightly to gain clearance from
the underbody.
Squeak From the Front of the Vehicle in Cold Weather
ChecksAction
Check the front stabilizer shaft insulators.S While the vehicle is cold, perform a test drive and
achieve full front suspension travel by driving through
a dip in the road.
S Remove the insulators and wrap teflon tape around
the stabilizer shaft. Reinstall the insulators over the
tape.
Thump From Rear of Vehicle on Bumps
ChecksAction
Check for a properly secured spare tire in the rear
compartment.S Open the rear compartment and perform a visual
inspection of the spare tire and the tools.
S Tightly secure the spare tire and all tools.
S Perform a road test to verify that the noise is elimi-
nated.