2004 Opel Astra Van front suspension fastener tightening specifications

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Condition	Value

expand_moreFront axle brake


Bleed valve	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m

expand_moreBrake hose


At the brake caliper	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m
Replace sealing rings.


Brake line	10.33 lbf⋅ft10.33 lbf⋅ft14 N⋅m
Front axle brake caliper	20.65 lbf⋅ft20.65 lbf⋅ft28 N⋅m
Front axle brake caliper mounting support	73.76 lbf⋅ft73.76 lbf⋅ft100 N⋅m
Clean the thread and use screw-locking compound.
Front axle brake disc	5.16 lbf⋅ft5.16 lbf⋅ft7 N⋅m

expand_moreFront axle steering

expand_morePressure line at steering gear


Manufacturer ZF	11.8 lbf⋅ft11.8 lbf⋅ft16 N⋅m
TRW	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m

expand_moreReturn line to steering gear


Manufacturer ZF	11.8 lbf⋅ft11.8 lbf⋅ft16 N⋅m
TRW	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m

expand_moreSteering gear

expand_moreAll Opel diesel straight-4 1.7 L Z 17 DTH engines


First stage	33.19 lbf⋅ft33.19 lbf⋅ft45 N⋅m
Use new screws.
Second stage	45°45°45°
Third stage	15°15°15°

expand_moreAll other modifications


First stage	33.19 lbf⋅ft33.19 lbf⋅ft45 N⋅m
Use new screws and nuts.
Second stage	45°45°45°
Third stage	15°15°15°


Steering wheel	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
Use new screws with the screw- locking compound.

expand_moreTrack rod end on stub axle


First stage	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
Replace nuts.
Second stage	90°90°90°
Third stage	15°15°15°

expand_moreTrack rod end on track rod


Lock nuts	44.25 lbf⋅ft44.25 lbf⋅ft60 N⋅m


Track rod on steering gear	66.38 lbf⋅ft66.38 lbf⋅ft90 N⋅m
Use screw-locking compound.

expand_moreFront axle suspension


Shock-absorber piston rod	59 lbf⋅ft59 lbf⋅ft80 N⋅m
Replace nuts.

expand_moreSuspension strut

expand_moreBottom


First stage	36.88 lbf⋅ft36.88 lbf⋅ft50 N⋅m
Replace screws and nuts.
Second stage	62.69 lbf⋅ft62.69 lbf⋅ft85 N⋅m
Third stage	75°75°75°
Fourth stage	15°15°15°

expand_moreWheel suspension

expand_moreFront axle drive shaft

expand_moreCentral nuts


First stage	110.63 lbf⋅ft110.63 lbf⋅ft150 N⋅m
Replace screws and nuts.
Second stage	45° detach
Third stage	184.39 lbf⋅ft184.39 lbf⋅ft250 N⋅m


Front axle stabiliser mounting	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Stabiliser mounting at suspension strut	40.57 lbf⋅ft40.57 lbf⋅ft55 N⋅m
Replace nuts.
Support joint at the stub axle	36.88 lbf⋅ft36.88 lbf⋅ft50 N⋅m
Replace nuts.
Support joint at the transverse control arm	25.81 lbf⋅ft25.81 lbf⋅ft35 N⋅m
Replace screws and nuts.

expand_moreFront axle suspension


First stage	66.38 lbf⋅ft66.38 lbf⋅ft90 N⋅m
Replace screws and nuts.
Second stage	45°45°45°
Third stage	15°15°15°

expand_moreTransverse control arm


First stage	66.38 lbf⋅ft66.38 lbf⋅ft90 N⋅m
Screws and nuts must be replaced.
Second stage	75°75°75°
Third stage	15°15°15°

expand_moreWheel hub wheel bearing

expand_moreAll other modifications

expand_moreCentral nuts


First stage	110.63 lbf⋅ft110.63 lbf⋅ft150 N⋅m
Replace and caulk the nut.
Second stage	45° detach
Third stage	184.39 lbf⋅ft184.39 lbf⋅ft250 N⋅m

expand_moreWheel bearing unit


First stage	66.38 lbf⋅ft66.38 lbf⋅ft90 N⋅m
Use screw-locking compound.
Second stage	30°30°30°
Third stage	15°15°15°

expand_moreWheels and tires


Tire pressure sensors	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m
Wheel attachment	81.13 lbf⋅ft81.13 lbf⋅ft110 N⋅m

Please be noted that all capacities listed here are approximate. Check fluid levels when adding or refilling as recommended in your 2004 Opel Astra Van user's manual. Keep in mind that all information here is provided “as is” without any warranty of any kind.

Before doing any DIY service please check your insurance policy and Opel warranty policy for your region. In some regions DIY service may invalidate your warranty.

Maintenance Items

Engine Fastener Tightening Specifications
Front Suspension Fastener Tightening Specifications
Rear Suspension Fastener Tightening Specifications
Transmission Fastener Tightening Specifications

Service Intervals

Conquer your fears and never give up!

DIY car service is not as difficult as it looks like and it might save you thousands of dollars per year. It might be even fun and a good thing to do with your kids on a weekend to teach them how basic machinery works. It's really hard to screw something up and damage your car permanently if you use right tools, follow Opel Astra Van service manual and use right parts and fluids in prescribed amounts. Even modern cars stuffed with electronics can be serviced in your garage or even in your driveway. Changing engine oil, brake fluid, ATF, replacing brake pads, and etc. It's all may be done by yourself in a mater of a couple of hours.

Doing basic service for your 2004 Opel Astra Van you're not only saving money, but also also improving your technical skills and learning something new.

2004 Opel Astra Van generations

In 2004 Opel offered 2 generations of the Astra Van. Front suspension fastener tightening specifications may vary in different generations. Be sure that you are looking at the rigt modification.

G facelift

T Platform (T-body, GM2700, GM3000) 1979-2012

2004 Opel Astra Van H Front Suspension Fastener Tightening Specifications

Table of Contents

Conquer your fears and never give up!

2004 Opel Astra Van generations

G facelift

Opel Astra Van H model years

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