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Is a diesel Land Rover Evoque inappropriate for short urban journeys? 8 Jun 2013 (Ask HJ)
We are considering buying a new Evoque, but virtually all are diesels and we are concerned about the particulate filters. We do many short local journeys... -
You must be choking 23 Aug 2011 (Ask HJ)
After exchanging my wonderful Volvo 940 Celebration for a 2008/58 V70 diesel estate last November, I took your advice and have always run it on BP Ultimate... -
Chokers to the right 9 May 2009 (Ask HJ)
My 07 Zafira CDTi is actually a very fine car - except for one big problem, which is damaging to the urban-travel families the car is aimed at. I live... -
I'd like to buy a MINI or Audi A3 for a 14-mile commute - will a diesel be reliable for such short journeys? 15 Dec 2010 (Ask HJ)
Now that a nice lady has written off my Mercedes-Benz SLK I am looking to replace it with a diesel convertible. Due to the weather I haven't been able... -
What diesel cars, with no DPF, are economical and could tow a small caravan? 20 Jul 2017 (Ask HJ)
I'm having difficulty finding a reliable, economical car for under £2000 which meets all my criteria. It needs to have a high seating position, high ground... -
Buying a Porsche Macan - petrol or diesel? 29 Dec 2014 (Ask HJ)
I'm thinking of buying a new Porsche Macan, but can't decide between petrol or diesel powertrains. What do you recommend? -
Will using premium fuel and driving gently improve the life of the EGR, DPF and injectors? 3 Apr 2017 (Ask HJ)
The emissions fix was done on my 2010 Volkswagen Golf 1.6 TDI in January 2017 and it now drives very differently. The DSG gearbox changes up into seventh... -
As a petrochemist I concur with your comments on the effects of driving habits on DPFs and EGR valves. 27 Jul 2013 (Ask HJ)
As a petrochemist specialising in engine lubrication I have to agree with your comments entirely. It's not commonly known that driving habits have an effect... -
Warranty 4 Apr 2013 (Ask HJ)
When I bought the Evoque the salesman made much of a failsafe device in the fuel filler neck which would prevent misfuelling. Filled diesel car with petrol... -
Cruiser control 28 Aug 2010 (Ask HJ)
I have purchased a Toyota LandCruiser LC 3.0 diesel automatic for towing our caravan. It was registered in November 2008. I am getting quite reasonable... -
Attack is the best form of Defender 6 Feb 2010 (Ask HJ)
I have a 2004 Land Rover Defender and have seen may adverts about the merits of rechipping to improve economy and performance. What surprises me is that... -
Does the Volkswagen Golf TDi tend to clog up its DPF? 5 Aug 2010 (Ask HJ)
I've been looking at the Volkswagen Golf TDi 105PS Bluemotion, but was told today by a fellow Volkswagen fan that I need to beware of their tendency to... -
Student buying a cheap luxury car - is the Volvo C70 a good idea? 16 Aug 2016 (Ask HJ)
I am a graduate with a budget of £2000 looking to buy a cheap, luxury car for mainly motorway miles - about 6000 a year. I don't mind paying a premium... -
Which model of Fiat 500 is the best to buy for motorway journeys and city driving? 14 Sep 2013 (Ask HJ)
My girlfriend is very keen to purchase a Fiat 500 Lounge. She will cover 12-14,000 miles a year of which two-thirds will be motorway commuting, the rest... -
When should I change the timing belt / chain in our Ford S-Max? 27 Jul 2013 (Ask HJ)
We drive a RHD 2009 Ford S-Max that we bought new when we lived in UK. It has now completed 73,500 miles. When should I have the cam belt/chain (not sure... -
Must a DPF fault on my Peugeot 307 be fixed by a Peugeot technician? 15 Sep 2012 (Ask HJ)
My son’s Peugeot 307 diesel particle filter additive low-level warning light has come on. Is this a major problem that only Peugeot can deal with? Or are... -
Running-in and fuel consumption 17 Mar 2012 (Ask HJ)
I have just bought a petrol engined car for the first time in more than 10 years as my annual mileage is now only around 12,000. I exchanged my 59... -
What's causing my Land Rover Discovery 4 to hesitate when I try to accelerate? 13 Nov 2010 (Ask HJ)
I have a Land Rover Discovery 4 diesel automatic, purchased new in March 2010, mileage now 5,000. On occasions when I have driven to, say, a roundabout... -
How will electric cars perform if snowed in by the weather? 9 Feb 2021 (Ask HJ)
How do you think electric vehicles will perform when completely stuck in a traffic jam due to snow or ice compared to petrol and diesel vehicles given... -
Should I run my 2014 Focus into the ground or sell it while it's still got some value? 6 Mar 2020 (Ask HJ)
My 2014 Ford Focus already has about 61,000 miles and I'm considering whether I should sell and buy a used or new car, or run the Focus into the ground...
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