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Parts for your 2017 Holden Commodore-Brake hose
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2017 Holden Commodore brake hose — what it does and when to replace it
A brake hose is absolutely used and relevant on the 2017 Holden Commodore (VF Series II). Technical sources that confirm this include the Holden VF Commodore Service Manual (Brake System/Hydraulic section), GM Global Service Information (GSI), and GM Genuine/ACDelco parts catalogues, all of which list flexible front and rear brake hose assemblies for VF models. Australian Design Rule ADR 31/03 (Brake Systems for Passenger Cars) also assumes a hydraulic system comprising rigid pipes and flexible hoses to accommodate steering and suspension movement, which aligns with the Commodore’s design.
On the VF Commodore, the brake hose is the flexible hydraulic link between the chassis hard line and each caliper. It carries pressurised DOT 4 brake fluid, while allowing the steering and suspension to move freely. Quality hoses use multi-layer rubber with internal braid to handle high pressure and resist expansion, when they age, they can crack, weep, swell, or collapse internally. That can show up as a soft pedal, the car pulling under braking, or a caliper that drags and cooks a rotor.
As part of routine servicing, hoses on a 2017 Commodore deserve a good look every visit. Any signs of surface cracking, wetness at the crimped fittings, bulges under pedal pressure, or corrosion on the metal ends call for replacement. Given the vehicle’s age, preventative replacement around the 10‑year mark is sensible, especially if it tows, sees spirited driving, or lives near the coast.
- Inspect on a hoist with the steering turned lock‑to‑lock, check that the hose doesn’t rub or stretch.
- After any caliper or strut work, make sure hoses aren’t twisted, a twist can cause internal failure.
- Replace in axle pairs (both fronts or both rears) with ADR‑compliant hoses that meet SAE J1401.
- Use new copper crush washers on banjo bolts and torque to the Holden spec in the service manual.
- Bleed with fresh DOT 4 fluid and perform an ABS automated bleed with a scan tool if needed, renew fluid every two years.
- For track or lowered cars, ADR‑compliant braided hoses can sharpen pedal feel, provided they’re properly certified and fitted by a professional.
Done right, fresh hoses restore consistent pedal feel and braking confidence, which is exactly what a VF Commodore deserves.
Popular questions about 2017 Holden Commodore brake hoses
What brake fluid does a 2017 Commodore use and how often should it be changed?
Holden specifies DOT 4 brake fluid. Under normal use, it should be replaced every two years. Vehicles that tow, do regular mountain runs, or see track days benefit from more frequent changes to keep boiling points up and corrosion at bay.
What are common signs a brake hose is failing on a VF Commodore?
Tell‑tales include a spongy pedal, the car pulling to one side under braking, visible cracking or wetness at hose ends, bulges when the pedal is pressed, or a wheel that stays hot because a caliper isn’t releasing. Any of these warrant inspection and likely hose replacement.
Are stainless braided brake hoses legal on a 2017 Commodore in Australia or NZ?
Yes, provided the hoses are ADR‑compliant and marked to relevant standards (such as SAE J1401/DOT), and they’re installed correctly. Local regulations may require professional installation or certification, so it’s smart to check state or regional requirements before fitting.
