Tire blowouts — California Permit Test
Tire blowouts on the California permit test — 4 rules, each with the reason behind it and a question on it while it is fresh.
The rules
If you have a tire blowout, do not panic or overreact, because suddenly braking or abruptly lifting off the accelerator can cost you control of the vehicle.
A blowout pulls the car to one side, and a sudden input pulls it further.
If you have a tire blowout, do not panic or overreact. Suddenly braking or abruptly removing your foot from the accelerator can result in a loss of control over the vehicle.
After a tire blowout, hold the steering wheel with both hands and maintain your vehicle speed if it is possible and safe.
Holding speed keeps the car settled while you work out where the road has gone.
Hold the steering wheel with both hands.
After a blowout, gradually release the accelerator, correct the steering as necessary to stabilize the vehicle, and look and steer where you want the vehicle to go.
The car follows your eyes, so looking at the shoulder is how you end up on it.
Gradually release the accelerator.
Once the vehicle has stabilized after a blowout, continue to slow down and pull off the road where and when it is safe.
The stop happens when you choose it rather than where the car happens to end up.
Once your vehicle has stabilized, continue to slow down and pull off the road where and when it’s safe.
On the test
What must you avoid doing after a tire blowout?
Braking or lifting off suddenly. A blowout pulls the car to one side, and a sudden input pulls it further. California Driver’s Handbook, p.68: “If you have a tire blowout, do not panic or overreact. Suddenly braking or abruptly removing your foot from the accelerator can result in a loss of control over the vehicle.”
How this works
Most practice tests hand you a bank of questions and leave the manual somewhere else. This one puts them together.
You read one law and the reason behind it, then answer a question on that law while it is still fresh. Get it right and you move on; get it wrong and you have found the gap while it is cheap to fix, not on the morning of the exam.
Learning one rule at a time, and proving it immediately, is what turns a manual you skimmed into something you actually know — and it makes studying feel like getting somewhere rather than like waiting to find out.
What it costs
- One payment, once — not a subscription. Nothing renews and there is nothing to cancel, for an exam you sit one time.
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Where these come from
Every rule here is checked against California Driver’s Handbook, published by the California Department of Motor Vehicles, and against the state code itself. Last checked 2026-09-21.
- src/assets/drivers-manuals/CA.pdf (California Driver’s Handbook, DL 600 ENGLISH (REV. 6/2025), retrieved 2026-09-14; sha256 pinned in SOURCES.json)
- src/assets/drivers-manuals/CA.pages.txt (the pdftotext -layout fixture every citation here was cut against and verified against; sha256 pinned in SOURCES.json)
- src/assets/drivers-manuals/SOURCES.json, CA entry — the folio offset of 6 and its basis, the three non-law pages, the two sign gallery pages, and the record of why California’s exam shape is this app’s own
- docs/plans/chosen-exam-shapes.md section 5 — the decision that a state publishing neither exam figure ships 40/32 with both disclosed
- docs/plans/how-to-build-laws.md — the rule that the handbook is the syllabus and nothing enters this file without a page in it