We tested popular wideband O₂ controllers against lab-grade equipment to see how accurate their lambda readings really are under real engine conditions.

Knowing a few precise mechanic terms can turn a confusing estimate into a clear conversation and keep you from paying for ...

One of the most anticipated V8 thrillers of 2025 is finally available to purchase. Direct Connection is asking $34,995 for the Hellephant A30 426 Supercharged Crate HEMI, a 7.0-liter behemoth that ...

In a performance application at wide open throttle, the ECU needs to control the air to fuel ratio to hit a small target somewhat richer than stoichiometric. The narrowband sensors most OEs use only ...

We earn commissions from purchases you make using links in our articles. Learn more. Problems with catalytic converters are one of the most common causes of check engine lights, but they’re extremely ...

I live in New Jersey, one of the states that mandates inspection for all vehicles newer than 1995. My daily driver, a Jeep Cherokee, happens to be a 1996 model year with an OBD-II sensor, meaning I ...

Modern vehicles are equipped with advanced diagnostic systems designed to alert drivers to potential issues before they become serious problems. For Mitsubishi owners, understanding these diagnostics ...

View post: Subaru Outback’s Lease Offers This January Challenge the Honda Passport’s Value Pitch And right now at Amazon, you can get the Panlong OBD2 Diagnostic Scan Tool for only $28, less than half ...

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It’s a tank. So far V6 has been solid no issues with oil burn. Have been doing regular oil changes. Just recently replaced both front control arms due to worn out bushings. No other issues car has 160 ...