What is a Walnut Blast?
A walnut blast typically refers to a procedure used to clean carbon buildup from the intake valves and combustion chambers of a gasoline engine. This carbon buildup can occur over time as a result of incomplete combustion and the recirculation of exhaust gases in vehicles equipped with direct fuel injection systems.
If you notice symptoms such as rough idle, poor acceleration, decreased fuel efficiency, or a noticeable decrease in engine performance, it might be an indication that carbon buildup has become a problem in your vehicle's engine. However, not all vehicles will require a walnut blast, as modern engine designs and fuel additives can help mitigate carbon buildup to some extent.
It's important to consult your vehicle's owner's manual and follow the manufacturer's recommended maintenance schedule. Some manufacturers might suggest performing a walnut blast at certain mileage intervals or when specific symptoms arise. If you're unsure about whether your car needs a walnut blast, it's a good idea to consult a qualified mechanic who can assess your vehicle's condition and recommend appropriate maintenance procedures.
At Matipo Garage, located in Addington, we have the expertise to help you decide if your vehicle requires a Walnut Blast and the experience to perform it. Contact us on 03 348 5358 or Email us to discuss admin@matipogarage.co.nz
Some Choice News!
Many New Zealand gardens aren’t seeing as many monarch butterflies fluttering around their swan plants and flower beds these days — the hungry Asian paper wasp has been taking its toll.
Thanks to people like Alan Baldick, who’s made it his mission to protect the monarch, his neighbours still get to enjoy these beautiful butterflies in their own backyards.
Thinking about planting something to invite more butterflies, bees, and birds into your garden?
Thanks for your mahi, Alan! We hope this brings a smile!
Poll: Are our Kiwi summer holidays helping us recharge, or holding the economy back? ☀️🥝
There’s growing debate about whether New Zealand’s extended Christmas break (and the slowdown that comes with it) affects productivity.
Tracy Watkins has weighed in ... now it’s your turn. What’s your take? 🤔
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71.6% We work hard, we deserve a break!
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18% Hmm, maybe?
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10.4% Yes!
Have you seen Rowena?
Police are urgently appealing for sightings of Rowena, 39, reported missing from Christchurch.
She was reported missing to Police on 22 October 2025, and was last seen on 14 August 2025. Rowena hasn’t been in contact with her children and her family are worried for her safety.
Police investigating her disappearance have identified her as being in Auckland, Tauranga and Christchurch in the recent months prior to her missing person report being made.
If you have seen Rowena, or have any information regarding her whereabouts, please contact us immediately.
You can contact us via 105 either over the phone or online at 105.police.govt.nz, clicking “Update Report” and referencing file number 251022/9026.
Information can also be provided anonymously via Crime Stoppers on 0800 555 111.
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