What is the shutter order in Car Sort Level 248?

Upper red first, upper yellow second, then lower cyan last; opening them out of order strands cars on the 10-space loop.

Which pair dispatches last in Car Sort Level 248?

The upper-right blue pair; pink and blue then drain together from 8/10 to reach 0/10.

Car Sort level guide

expert 9 colors

Car Sort Level 248 begins with a purple pair at 2/10 and opens red, yellow, then cyan shutters before pink and blue drain from the final 8/10 road.

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Tap center-row 3, center-row 4, center-row 1, then center-row 2.
Tap lower-left pink/white, then lower-right cyan/red.
Open the upper red shutter and tap its revealed row.
Open the upper yellow shutter and tap its revealed row.
Tap center-row 1, center-row 2, center-row 3, then center-row 4.
Open the lower cyan shutter and tap its revealed box.
Tap lower-left, lower-right, upper-left, then upper-right.
Tap center-row 1 cyan, center-row 2 green, center-row 3 red, then center-row 4 yellow.
Tap lower-center white, lower-right purple, lower-left blue, lower-left pink, then upper-right blue as the final dispatch.
Make no further tap while six pink and two blue cars enter from 8/10 to reach 0/10.

Colors in this level:

Purple, Cyan, Yellow, Red, Orange, White, Pink, Green, Blue

Open red, then yellow, then cyan.
Finish lower-center white, lower-right purple, lower-left blue, lower-left pink, upper-right blue.
Reserve two spaces for the last blue pair.

Board notes 5 details

Layout: Two upper shutter bays, four horizontal center rows, two lower side boxes, and one lower shutter bay feed a compact 10-space loop.
Goal: Receive the starting purple pair, then open the three shutter boxes in red-yellow-cyan order.
Opening: Tap center-row 3, center-row 4, center-row 1, then center-row 2.
Danger Zone: Opening the lower cyan shutter before both upper shutters can strand cars on the 10-space loop.
Mechanics: Red, yellow, and cyan car-icon shutters reveal hidden boxes. The lower-left blue pair is a required release between lower-right purple and lower-left pink. Question tiles are covers, with no key, numbered source, or countdown.

What is the shutter order in Car Sort Level 248?
Upper red first, upper yellow second, then lower cyan last; opening them out of order strands cars on the 10-space loop.
Which pair dispatches last in Car Sort Level 248?
The upper-right blue pair; pink and blue then drain together from 8/10 to reach 0/10.