Ask Honest John

Most recently answered car cleaning questions
I have grubby marks and mud splatters on the roof lining of my 2015 Land Rover Discovery (from my dog). What is the best product and best technique for removing them without ruining the lining ?
I want to know some good cleaning products - the whole works inside and out. Could you recommend a kit to use with all the various types as I'm so confused by all the jargon. Even within shampoos theres...
I used my Mazda 6 for a journey back from the continent and during the trip one disk pad wore out. There is now a deposit of steel powder on the alloy wheel which I can't remove. Can you suggest how?
I note the email on Saturday 20 July regarding the smell of stale smoke in cars. An old and tested way to rid a vehicle of smells is to place a saucer or some suitable container of malt vinegar in the...
After looking at and test driving a lot of small and medium hatchbacks to replace our now three year old BMW 1 Series, we have ordered a new Renault Clio in glacier white. Please could you let me know...
Recently you had a question about sun cream removal from car paintwork. With 3 young children I've had a lot of experience with this. At first I tried hot soapy water, T-Cut, clay bars - nothing would...
I own a silver Toyota Corolla saloon, and am having trouble removing some stubborn stains from the bodywork. My mechanic tells me they were most likely caused by sun-cream from hands and that they can't...
Our neighbour has been regularly watering (using a lawn sprinkler) a newly laid lawn. Our car, adjacent to their new turf, has been left with unsightly dried calcium deposits where the sun evaporated the...
The windscreen on my Honda S2000 has the residue from using Diamondbright on the screen, plus pine sap from parking under pine trees. All the preparitory cleaners from Auto Glym, downwards have failed...
I have bought some Simoniz brake dust repellant alloy wheel cleaner 2-in-1 formula. It is a spray. A friend has advised against using it as he says it will ruin the brake pads. Is he right? I have thought...