Parts for your 2017 Holden Colorado-Heater tap

Heater Tap on the 2017 Holden Colorado: Is It Relevant?

When it comes to the 2017 Holden Colorado, many owners and DIY mechanics might wonder if their ute is fitted with a heater tap. The heater tap is a component more commonly found on older vehicles or specific cooling systems, serving as a manual valve to control coolant flow to the heater core. However, after checking through various technical resources, including factory service manuals and Holden's parts catalogues, it turns out the 2017 Holden Colorado does not use a traditional heater tap in its cooling and heating system.

The reason Holden opted out of fitting a heater tap in the 2017 Colorado mainly comes down to modern design efficiencies. Instead of a manual valve, the vehicle employs electronically controlled valves or thermostats, integrated within the core of the heating system, to regulate coolant flow automatically. This removes the need for a manual tap that the driver or mechanic would have to control. The system is designed to provide consistent heater performance while optimising engine temperature management without the hassle of manual operation.

Older vehicles often came with heater taps to allow the driver to shut off coolant flow to the heater core, which was particularly handy if the heater wasn't needed or if there was an issue with the heater core itself. But these taps could sometimes cause leaks or become stuck, leading to unnecessary repairs. In contrast, newer models like the Holden Colorado move away from this by integrating the control functions electronically, reducing potential failure points and improving cabin comfort.

So, what does this mean for those servicing the 2017 Holden Colorado? Since there is no heater tap installed, there's no need to worry about maintaining or replacing one. Instead, routine servicing focuses on other cooling system components such as the thermostat, radiator, coolant hoses, and heater core integrity. If any faults arise related to cabin heating, diagnostics will generally direct attention to sensor units, valves controlled electronically, or the ventilation system itself rather than a manual valve.

If a Holden Colorado owner finds a heater tap in the aftermarket or hears about it in relation to this vehicle, it's likely due to parts confusion or misinformation carried over from older or different model vehicles. It's always best to consult the official Holden parts retailer or the vehicle's service manual when looking for replacement parts to make sure you're dealing with components designed specifically for the 2017 Colorado.

Maintenance is straightforward without a heater tap in play. Ensuring the coolant is replaced according to manufacturer recommendations and hoses and valves are free of blockages or leaks will keep the heater functioning well. The electronic controls typically need little to no direct maintenance but should be checked if cabin heating issues persist.

So, owners can breathe easy knowing the 2017 Holden Colorado's heater system benefits from modern design choices aimed at simplicity and reliability. No fiddly heater taps to worry about, just a system that works quietly in the background to keep the cabin warm when needed and off when not.