2014 Opel Astra GTC front suspension fastener tightening specifications

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Condition	Value

expand_moreFront axle brake


Bleed valve	12.54 lbf⋅ft12.54 lbf⋅ft17 N⋅m

expand_moreBrake hose


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


Brake line	13.28 lbf⋅ft13.28 lbf⋅ft18 N⋅m

expand_moreFront axle brake caliper


All Opel diesel straight-4 1.6 L B 16 DTH engines	20.65 lbf⋅ft20.65 lbf⋅ft28 N⋅m
All Opel diesel straight-4 1.6 L B 16 DTL engines	20.65 lbf⋅ft20.65 lbf⋅ft28 N⋅m

expand_moreAll other modifications

expand_moreFirst stage


With parking brake caliper	110.63 lbf⋅ft110.63 lbf⋅ft150 N⋅m
Replace screws.

expand_moreSecond stage


With parking brake caliper	45–60°45–60°45–60°


With handbrake caliper	20.65 lbf⋅ft20.65 lbf⋅ft28 N⋅m

expand_moreFront axle brake caliper mounting support

expand_moreAll Opel diesel straight-4 1.6 L B 16 DTL engines

expand_moreM12


First stage	73.76 lbf⋅ft73.76 lbf⋅ft100 N⋅m
Replace screws.
Second stage	60–75°60–75°60–75°

expand_moreM14


First stage	110.63 lbf⋅ft110.63 lbf⋅ft150 N⋅m
Replace screws.
Second stage	45–60°45–60°45–60°

expand_moreAll other modifications


First stage	110.63 lbf⋅ft110.63 lbf⋅ft150 N⋅m
Replace screws.
Second stage	45–60°45–60°45–60°


Front axle brake disc	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m
Wheel speed sensor	4.43 lbf⋅ft4.43 lbf⋅ft6 N⋅m

expand_moreFront axle steering

expand_moreLower steering column joint


With electric servo-steering	25.08 lbf⋅ft25.08 lbf⋅ft34 N⋅m
Replace screws.
With hydraulic servo-steering	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Replace screws.

expand_morePressure line at steering gear


With hydraulic servo-steering	8.11 lbf⋅ft8.11 lbf⋅ft11 N⋅m

expand_moreSteering gear


First stage	81.13 lbf⋅ft81.13 lbf⋅ft110 N⋅m
Replace screws.
Second stage	150–165°150–165°150–165°

expand_moreTrack rod end on stub axle


First stage	25.81 lbf⋅ft25.81 lbf⋅ft35 N⋅m
Replace nuts.
Second stage	30–45°30–45°30–45°


Track rod end on track rod	44.25 lbf⋅ft44.25 lbf⋅ft60 N⋅m

expand_moreTrack rod on steering gear


With electric servo-steering	77.44 lbf⋅ft77.44 lbf⋅ft105 N⋅m
With hydraulic servo-steering	66.38 lbf⋅ft66.38 lbf⋅ft90 N⋅m

expand_moreFront axle suspension


Shock-absorber piston rod	51.63 lbf⋅ft51.63 lbf⋅ft70 N⋅m
Replace nuts.

expand_moreSuspension strut

expand_moreAt the transverse control arm


First stage	84.82 lbf⋅ft84.82 lbf⋅ft115 N⋅m
Replace screws and nuts.
Second stage	120–135°120–135°120–135°


On chassis	33.19 lbf⋅ft33.19 lbf⋅ft45 N⋅m
On suspension strut support	51.63 lbf⋅ft51.63 lbf⋅ft70 N⋅m
Replace screws and nuts.

expand_moreWheel suspension

expand_moreFront axle drive shaft

expand_moreCentral nuts


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


Stabiliser mounting at the stabiliser	47.94 lbf⋅ft47.94 lbf⋅ft65 N⋅m
Replace nuts.
Stabiliser mounting at suspension strut	47.94 lbf⋅ft47.94 lbf⋅ft65 N⋅m
Replace nuts.

expand_moreStabilizer mounting at the subframe


First stage	16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m
Replace screws.
Second stage	30°30°30°

expand_moreSupport joint at the stub axle


First stage	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
Replace screws and nuts.
Second stage	60–75°60–75°60–75°


Support joint bottom down on the stub axle	5.16 lbf⋅ft5.16 lbf⋅ft7 N⋅m

expand_moreSupport joint top up on the stub axle


First stage	33.19 lbf⋅ft33.19 lbf⋅ft45 N⋅m
Replace nuts.
Second stage	45–60°45–60°45–60°


Supporting bottom joint on the suspension strut mounting	51.63 lbf⋅ft51.63 lbf⋅ft70 N⋅m

expand_moreSupporting top joint on the suspension strut mounting

expand_moreM12


First stage	51.63 lbf⋅ft51.63 lbf⋅ft70 N⋅m
Replace screws and nuts.
Second stage	45–60°45–60°45–60°

expand_moreM14


First stage	84.82 lbf⋅ft84.82 lbf⋅ft115 N⋅m
Replace screws and nuts.
Second stage	45–60°45–60°45–60°

expand_moreTransverse control arm

expand_moreAt the subframe


First stage	66.38 lbf⋅ft66.38 lbf⋅ft90 N⋅m
Replace screws and nuts.
Second stage	75–90°75–90°75–90°

expand_moreTo wishbone bearing


First stage	40.57 lbf⋅ft40.57 lbf⋅ft55 N⋅m
Replace screws.
Second stage	45–60°45–60°45–60°

expand_moreOn suspension strut support


First stage	84.82 lbf⋅ft84.82 lbf⋅ft115 N⋅m
Replace screws and nuts.
Second stage	120–135°120–135°120–135°

expand_moreWishbone bearing

expand_moreAt the subframe


First stage	51.63 lbf⋅ft51.63 lbf⋅ft70 N⋅m
Replace screws and nuts.
Second stage	75–90°75–90°75–90°

expand_moreTrack control arm lower

expand_moreAt the front side at the subframe


First stage	66.38 lbf⋅ft66.38 lbf⋅ft90 N⋅m
Second stage	75–90°75–90°75–90°

expand_moreAt the subframe on the rear side


First stage	51.63 lbf⋅ft51.63 lbf⋅ft70 N⋅m
Second stage	75–90°75–90°75–90°

expand_moreOn stub axle


First stage	84.82 lbf⋅ft84.82 lbf⋅ft115 N⋅m
Second stage	120–135°120–135°120–135°

expand_moreWheel hub wheel bearing

expand_moreWheel bearing unit

expand_moreAll Opel diesel straight-4 1.6 L B 16 DTL engines


First stage	66.38 lbf⋅ft66.38 lbf⋅ft90 N⋅m
Replace screws.
Second stage	60°60°60°
Third stage	15°15°15°

expand_moreAll other modifications


First stage	66.38 lbf⋅ft66.38 lbf⋅ft90 N⋅m
Replace screws.
Second stage	60–75°60–75°60–75°

expand_moreWheels and tires

expand_moreTire pressure sensors


All Opel diesel straight-4 1.6 L B 16 DTL engines	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
All other modifications	6.64 lbf⋅ft6.64 lbf⋅ft9 N⋅m


Wheel attachment	103.26 lbf⋅ft103.26 lbf⋅ft140 N⋅m
Tighten the wheel nuts alternately

Please be noted that all capacities listed here are approximate. Check fluid levels when adding or refilling as recommended in your 2014 Opel Astra GTC 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

Chassis and Body Fastener Tightening Specifications
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 GTC 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 2014 Opel Astra GTC you're not only saving money, but also also improving your technical skills and learning something new.

2014 Opel Astra GTC J Front Suspension Fastener Tightening Specifications

Table of Contents

Conquer your fears and never give up!

Opel Astra GTC J model years

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