--- title: AdBlue in a Diesel Tank Forest Green: What Now canonical: https://www.petrolinadieselcar.co.uk/adblue-in-diesel/forest-green-gloucestershire/ location: Forest Green county: Gloucestershire latitude: 51.698920 longitude: -2.228970 service: AdBlue in a Diesel Tank updated: 2026-10-10 --- # Forest Green: AdBlue in the Diesel Tank? Find Your Situation One fact counts most once AdBlue is in a diesel tank, and it is if your engine has run since. Out in Inchbrook or here in Forest Green, an unrun motor must remain that way. Leave the motor and the ignition off and call 0333 366 0103; it is normally a drain and a thorough flush, done where the vehicle is in Forest Green. If it's run, stop as soon as it is safe then switch off. It's a bigger job, though stage one does not change. Further down: the cases our technicians meet, wherever in Gloucestershire. Choose the one that fits. ## At the petrol pump around Forest Green: AdBlue in a diesel You are at the petrol pump, the nozzle or the bottle still in your hand, and you have just noticed the cap you opened was the wrong one. It could be the Shell, or perhaps the Esso, or another station in Forest Green. Meaning? Finding out on the forecourt is the best it can be. Still in your tank, with nothing drawn onwards: that's where the AdBlue is. Do this: stay out of the car, however much the pump wants freeing. Ring us from the forecourt after the vehicle sits in a bay — the staff will lend a hand to roll it — and save the bottle. Draining it there at the pump is fine when it cannot be shifted, since the equipment is explosion-proof. ## AdBlue in your diesel tank on a Forest Green drive? Days had passed with the warning light on. A bottle bought at the shop, emptied in on the driveway — and it's only by the recycling that the cap caught your eye. Just off Star Hill is no different from any other place. The upshot: zero miles since leaves it nearly equal to finding it at the petrol pump. At the floor of the tank sits where AdBlue stays, since it won't mix with diesel — and a night passing changes nothing of the difference. Next: keys indoors, and so no one takes the car anywhere at breakfast. Then, ring. In Windsoredge or right here around Forest Green, the drain is done on your drive. Even at night, our pumps stay quiet enough for a residential street. ## Drove off with AdBlue in a diesel in Forest Green? Rough running, smoke, falling power or a lit dashboard arrived a mile or two after the top-up. Somewhere on Moffatt Road or else on the road towards Gloucester — under 15 miles away. What it means: the system has pulled the AdBlue in. Mileage decides how deep it gets: filter and pipework to begin with, then the injection pump and every injector. It goes further with every mile driven and each restart. What to do: pull over where it's safe to do so and switch off. On the M5, under 10 miles from Forest Green, that means the next exit, not the services further on. Don't restart the vehicle to see if it has cleared; it will not have. Tell us know the mileage driven when you ring. ## A hire or company car with AdBlue in the wrong tank? Seven days ago, the car was unknown to you. On your own car, AdBlue is missing or somewhere else. On this one, the cap is right next to the diesel inlet — a surprise to you. Wherever you are around Gloucestershire, every driver can be caught. The point: exactly as above, split by if it ran, only with an added step. Many hire and company contracts want the owner to approve work on your car. Do this: hire firm or your fleet manager first, us next, since sorting it beforehand saves time. Stranded by Arkell Community Centre or outside Stroud until someone replies, the vehicle remains turned off the whole time. ## Unsure about AdBlue in the diesel tank in Forest Green? Honestly, the best answer might be that you think so. A faint ammonia whiff hangs near your filler, the bottle seems too light, and which cap came off is a blur. A rushed stop by the gates of Nailsworth Church of England Primary School, or a visit to a friend in Watledge: both fits. In short: a spill round your filler does your engine unharmed. Once it's inside the diesel tank, though, that changes. If there is AdBlue in your tank, starting your car would draw it in, and it would not tell you which either. What to do: treat it as if it was put in. Don't fire it up. Call us and describe what you saw; we'd rather check a tank that turns out clean than drain one that has already been run. ## The common ground in each Forest Green AdBlue drain Whatever the situation, a single start is used. Three things come once our technicians reach your car — at a forecourt, a driveway, a street by Nailsworth Youth Club or the car park at The George Inn: the liquid, the quantity, and whether the motor has run. The price comes on the call, before a van leaves, and the answers set the work. A thorough flush comes after this drain. With petrol it is standard; with AdBlue it's crucial, since deposits form and some metals corrode, and neither washes away unaided. Clean diesel goes in after your filter has been flushed or changed, and your car is finally checked. The majority of unstarted cars are a half-hour job from the moment our technicians arrive. The final step is starting the engine. With clean diesel in, it runs while our technicians confirm it is running correctly, and then we leave. If it is spotted quickly, the car very rarely has lasting damage, and the entire job happens where it is. For your insurer: an engineer's report and the VAT invoice. For you: payment that day, no money in advance. Check your insurance while we arrive: cover for misfuelling comes included in plenty of policies. ## About Forest Green itself Forest Green is a suburban area in Gloucestershire, situated on the riverside at an elevation of 127 metres. Forest Green lies near the city of Gloucester, approximately 11.5 miles away, and is also close to nearby places such as Windsoredge and Newmarket. Forest Green has a population of around 3890 people and is characterised by predominantly semi-detached housing. Forest Green is located in the South West region of England, about 91.1 miles from London. ## AdBlue drains in Forest Green, and across Gloucestershire too Over GL postcodes, the vans serving Forest Green — a residential suburb — work surrounding towns too, Newmarket and Worley among them. A postcode starting GL6 0 is the quickest way to tell us where you are. Stopped en route to Norton Wood, or right in the centre of Forest Green, your vehicle remains put — there's no need to move it anywhere. Our van empties it in place. If you're somewhere hard to describe, close to Dunkirk Mill Museum or close to a boundary, ring and ask rather than assuming. ## Your situation, summed up Not run yet: keep it off and ring. Started by now? Stop, turn off, ring. Petrol in Diesel handles the rest whichever case, in Forest Green and Gloucestershire, on 0333 366 0103.