Important!

This replacement procedure can be used for:
OPEL Astra H Caravan (A04) 1.6 LPG (L35), OPEL Astra H Caravan (A04) 1.4 LPG (L35), OPEL Astra H Caravan (A04) 1.4 (L35), OPEL Astra H Caravan (A04) 1.4 (L35), OPEL Astra H Caravan (A04) 1.6 (L35), OPEL Astra H Caravan (A04) 1.8 (L35), OPEL Astra H Caravan (A04) 2.0 Turbo (L35), OPEL Astra H Caravan (A04) 2.0 Turbo (L35), OPEL Astra H Caravan (A04) 1.7 CDTI (L35), OPEL Astra H Caravan (A04) 1.7 CDTI (L35), OPEL Astra H Caravan (A04) 1.9 CDTI (L35), OPEL Astra H Caravan (A04) 1.9 CDTI 16V (L35), OPEL Astra H Caravan (A04) 1.9 CDTI (L35), OPEL Astra H Caravan (A04) 1.9 CDTI (L35), OPEL Astra H Caravan (A04) 1.8 (L35), OPEL Astra H Caravan (A04) 1.6 Turbo (L35), OPEL Astra H Caravan (A04) 1.6 (L35), OPEL Astra H Caravan (A04) 1.7 CDTI (L35), OPEL Astra H Caravan (A04) 1.7 CDTI (L35) … View more

The steps may slightly vary depending on the car design.

How to change front lower arm on OPEL ASTRA H TUTORIAL | AUTODOC

Alternative products

Suspension arm

Replacement: front lower arm – Opel Astra H Caravan. Tools you'll need:

                      Wire brush
                    
                      WD-40 spray
                    
                      Brake cleaner
                    
                      Copper grease
                    
                      Combination spanner #18
                    
                      Drive socket # 18
                    
                      Wheel impact socket #17
                    
                      Ratchet wrench
                    
                      Torque wrench
                    
                      Rubber mallet
                    
                      Hammer
                    
                      Pin punch
                    
                      Crow bar
                    
                      Tap wrench
                    
                      Ball joint puller
                    
                      Hydraulic transmission jack
                    
                      Wheel chock

Buy tools

Replacement: front lower arm – Opel Astra H Caravan. AUTODOC experts recommend:

The replacement procedure is identical for the left and right lower control arms.
Warning! Shut down the engine before starting any work – Opel Astra H Caravan.

Carry out replacement in the following order:

Step 1

Secure the wheels with chocks.
Step 2

Loosen the wheel mounting bolts. Use wheel impact socket #17.
Step 3

Raise the front of the car and secure on supports.
Step 4

Unscrew the wheel bolts.

AUTODOC recommends:
Warning! To avoid injury, hold the wheel while unscrewing the fastening bolts. Opel Astra H Caravan
Step 5

Remove the wheel.
Step 6

Clean the fastener connecting the ball joint to the steering knuckle. Use a wire brush. Use WD-40 spray.
Step 7

Unscrew the ball joint fastening to the steering knuckle. Use a combination spanner #18. Use a drive socket #18. Use a ratchet wrench.
Step 8

Remove the fastening bolt.
Step 9

Clean the fasteners connecting the control arm to the subframe. Use a wire brush. Use WD-40 spray.
Step 10

Unscrew the rear fastener connecting the control arm to the subframe. Use a combination spanner #18. Use a drive socket #18. Use a ratchet wrench. Use a tap wrench.
Step 11

Remove the rear fastener of the control arm.

Step 12

Unscrew the front arm fastener. Use a combination spanner #18. Use a drive socket #18. Use a ratchet wrench. Use a tap wrench.
Step 13

Disconnect the ball joint from the steering knuckle. Use a ball joint puller.
Step 14

Remove the front fastener of the control arm.

Step 15

Remove the arm. Use a crowbar.
Step 16

Clean the mounting seats and the thread of the suspension arm. Use a wire brush. Use WD-40 spray.
Step 17

Install a new arm. Use a rubber mallet.

Replacement: front lower arm – Opel Astra H Caravan. Professionals recommend:
During the installation process, use only new bolts and nuts.Do not damage the ball joint cover.
Step 18

Install the front fastener of the arm.

Step 19

Install the rear fastener of the control arm.
Step 20

Connect the ball joint to the steering knuckle. Use a rubber mallet.
Step 21

Install the fastening bolt. Use a pin punch. Use a hammer.
Step 22

Tighten the fastener connecting the ball joint to the steering knuckle. Use a combination spanner #18. Use a drive socket #18. Use a torque wrench. Tighten it to 50 Nm torque.
Step 23

Support the arm. Use a hydraulic transmission jack.
Step 24

Tighten the rear fastener of the control arm. Use a combination spanner #18. Use a drive socket #18. Use a torque wrench. Tighten it to 90 Nm torque.+90°

AUTODOC recommends:
Important! Be sure to use new fasteners.
Step 25

Tighten the front fastener connecting the control arm to the subframe. Use a combination spanner #18. Use a drive socket #18. Use a torque wrench. Tighten it to 90 Nm torque.+90°

AUTODOC recommends:
Important! Be sure to use new fasteners.
Step 26

Remove the support from under the arm.

AUTODOC recommends:
Replacement: front lower arm – Opel Astra H Caravan. Lower the transmission jack smoothly, without jerks, to avoid damaging components and mechanisms.
Step 27

Treat all joints of the arm. Use copper grease.
Step 28

Treat the surface where the brake disc contacts the wheel rim. Use copper grease.
Step 29

Clean the brake disk surface. Use a brake cleaner.

Replacement: front lower arm – Opel Astra H Caravan. AUTODOC experts recommend:
After applying the spray, wait a few minutes.
Step 30

Install the wheel.

AUTODOC recommends:
Important! Hold the wheel while screwing in the fastening bolts. Opel Astra H Caravan
Step 31

Screw in the wheel bolts. Use wheel impact socket #17.
Step 32

Lower the car and working in a cross order, tighten the wheel bolts. Use wheel impact socket #17. Use a torque wrench. Tighten it to 110 nm torque.
Step 33

Remove the jacks and chocks.

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