The "tank." Incredibly reliable but prone to dashboard display failures and catalytic converter theft.

Generation 3 models (2010–2015) are known for burning oil once they cross 100k miles. Check the dipstick; if it’s bone dry, the previous owner may have caused engine damage. 2. Service History Milestones

Check the vent next to the rear seat. If it’s clogged with pet hair or dust, the battery has been running hot, shortening its lifespan. 3. The "Generation" Cheat Sheet

Beyond the standard used car checks, focus on these Prius-specific areas:

At 100k miles, a Prius needs more than just oil changes. Verify if the following have been done:

Very reliable and much better fuel economy (50+ MPG). If you find one with 100k miles, it was likely a rideshare vehicle—check the interior wear. 4. Red Flags to Walk Away From

On 2010–2015 models, the Exhaust Gas Recirculation (EGR) valve and cooler clog with soot, which can eventually lead to a blown head gasket.