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Parts for your 2012 Holden Commodore-Radiator

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Rain-X Anti Fog 103ml - 64 BCAF21112

Rain-X Anti Fog 103ml - 64 BCAF21112

$20
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Nulon Gearbox Treatment 125ml - G70
Clearance

Nulon Gearbox Treatment 125ml - G70

$6
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Nulon Radiator Flush & Clean 300mL - R40
Clearance

Nulon Radiator Flush & Clean 300mL - R40

$18
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GV Demineralised Water 2L - DEMIN-02L

GV Demineralised Water 2L - DEMIN-02L

$6
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Sealwell Coolant System Conditioner 2 Pack - T51012

Sealwell Coolant System Conditioner 2 Pack - T51012

$27
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Explore 4WD & Adventure

Nulon Engine Stop Smoke 500ml - SS
Clearance

Nulon Engine Stop Smoke 500ml - SS

$10
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Penrite Engine Boost+ 500ml - PSPEB0005
Clearance

Penrite Engine Boost+ 500ml - PSPEB0005

$10
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Rislone Head Gasket Fix 680g - 41111

Rislone Head Gasket Fix 680g - 41111

$101
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Repco Red Coolant Premix 1L - RPRERED01

Repco Red Coolant Premix 1L - RPRERED01

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$18
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Prestone Radiator Flush / Cleaner 650ml - AS105Y

Prestone Radiator Flush / Cleaner 650ml - AS105Y

$24
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Kelpro Radiator Support Mounting Stud - 29801

Kelpro Radiator Support Mounting Stud - 29801

$16
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Flashlube Diesel Conditioner 50ml - FD50MX20B

Flashlube Diesel Conditioner 50ml - FD50MX20B

$7
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Penrite Radiator Oil Remover 375ml - ADROR375

Penrite Radiator Oil Remover 375ml - ADROR375

$35
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Rislone Super Radiator Flush 650mL - 41201

Rislone Super Radiator Flush 650mL - 41201

$24
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Wynn's Radiator Flush 325mL - 65332
Clearance

Wynn's Radiator Flush 325mL - 65332

$25
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Proma MBL8 Oil Concentrate 250ml - 50083

Proma MBL8 Oil Concentrate 250ml - 50083

$80
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Nice Products Radiator Drain Tap 1/8 In - NRC13

Nice Products Radiator Drain Tap 1/8 In - NRC13

$28
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Gates Radiator Hose Upper - 05-2163

Gates Radiator Hose Upper - 05-2163

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$81
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Gates Radiator Hose Lower - 05-1984

Gates Radiator Hose Lower - 05-1984

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$99
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Lubegard Shudder Fix 60ML - 19610

Lubegard Shudder Fix 60ML - 19610

$30
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Lucas Power Steering Stop Leak 355mL - 10008

Lucas Power Steering Stop Leak 355mL - 10008

$44
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Irontite Coolant System Sealer 600g - 960101

Irontite Coolant System Sealer 600g - 960101

$67
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Lucas Transmission Fix Stop Slip 700mL - 10009

Lucas Transmission Fix Stop Slip 700mL - 10009

$47
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Repco Fuel System Cleaner 500mL - RFSC500

Repco Fuel System Cleaner 500mL - RFSC500

$35
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Repco Radiator Cooling System Kit - RTT1019

Repco Radiator Cooling System Kit - RTT1019

$906
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Repco Radiator Pressure Tester Kit - RTT1017

Repco Radiator Pressure Tester Kit - RTT1017

$617
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Tee-Kay Head Chek - HEADCHEK

Tee-Kay Head Chek - HEADCHEK

$105
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Rislone Engine Treatment Concentrate 500ml - 44102

Rislone Engine Treatment Concentrate 500ml - 44102

$23
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Showing 40 - 78 of 137 products

Everything You Need to Know About the Radiator in Your 2012 Holden Commodore

The 2012 Holden Commodore comes equipped with a radiator as a fundamental part of its cooling system. Whether you're cruising around the city or hitting the open road, the radiator plays a crucial role in keeping the engine running smoothly and preventing overheating. Understanding why this part is important and how to maintain or replace it can save you headaches and keep your Commodore performing at its best.

The radiator's main purpose is to manage the engine's temperature. When the engine runs, it generates a lot of heat. Without a way to disperse this heat, components could warp, wear out prematurely, or even seize up altogether. The radiator works by circulating coolant, a special liquid that absorbs engine heat and then passes through the radiator where it's cooled by air moving through the grille as you drive or the radiator fan when the car is stationary. This cooled fluid then cycles back to the engine, maintaining a steady operating temperature and allowing the engine to perform efficiently.

For the 2012 Holden Commodore, the radiator's role is particularly important because the vehicle often features a powerful V6 or V8 engine, which produces significant heat. A reliable radiator is essential not just for day-to-day driving but also for those more demanding conditions such as towing, long distance trips, or hot Australian summers. Without it, the engine can overheat quickly, risking expensive damage.

When it comes to radiator maintenance, it shouldn't be something you only think about when there's a problem. Regularly checking the radiator and cooling system can help avoid breakdowns and extend the life of your engine. This includes routine checks of coolant levels, looking for leaks, inspecting radiator hoses, and making sure the radiator fins are clean and free from debris.

Coolant is a key part of radiator maintenance. Over time, coolant can become less effective at managing temperature due to contamination or degradation. It's recommended to flush and replace the coolant approximately every two years or as advised in the vehicle's service manual. This keeps the cooling system running efficiently and helps prevent corrosion build-up inside the radiator and engine.

Another maintenance item is checking for leaks. Radiators can develop leaks from worn seals, cracks, or corrosion, especially as the vehicle ages or if it's been driven in harsh conditions. A leak not only reduces coolant level but can introduce air pockets, causing the engine to overheat. If there's visible coolant pooling under the car or a sweet smell inside the cabin, it's a good idea to get the radiator inspected right away.

The radiator hoses also deserve attention. These rubber hoses connect the radiator to the engine and carry coolant back and forth. Over time, they can crack, swell, or become brittle and may burst, leading to sudden coolant loss. Checking their condition during regular service or every 12 months can catch issues before they become serious problems.

If it's time to replace the radiator, choosing the right part is essential. Using a quality radiator designed specifically for the 2012 Holden Commodore ensures proper fit and cooling performance. Replacements should keep the cooling system working as intended and maintain engine health. Sometimes, replacing the radiator is necessary if there's severe corrosion, damage from an accident, or irreparable leaks.

When installing a new radiator, it's also wise to replace the thermostat and inspect the water pump and cooling fans to ensure the entire cooling system functions perfectly. Professional installation is recommended to avoid any issues like air locks, incorrect hose connections, or improper coolant mix which could cause overheating.

In everyday use, keeping an eye on your Commodore's temperature gauge is a simple way to monitor radiator performance. If the gauge climbs higher than normal, it's a sign to check for possible radiator or cooling system problems straight away. Don't ignore overheating signs as extended operating at high temperatures can cause serious engine damage.

In short, the radiator is a small but mighty part of the 2012 Holden Commodore. It protects the engine from heat damage, helps maintain optimum performance, and supports fuel efficiency. Looking after the radiator through regular checks, cooling system services, and timely replacements when needed will pay off by keeping your Commodore running reliably for years to come.