Joe Keene, Author at UnderhoodService
The Impact of Fuel Type on Engine Performance

When fueling, consider engine design, manufacturer recommendations and usage.

High-Quality Ignition Coils (VIDEO)

There are 6 main components that go into making a high quality coil-on-plug coil. Sponsored by United Motor Products.

Engine Oil Protectant For Turbocharged Engines: LSPI

LSPI typically occurs at low speed and high low driving conditions. This video is sponsored by Lubegard.

Applying CVT Recharge (VIDEO)

CVT Recharge is a concentrated additive, formulated to provide anti-wear and extreme pressure protection. Sponsored by Lubegard.

GDI Fuel Pump Pressure Sensor (VIDEO)

Always measure the values with a scan tool. This video is sponsored by Carter Fuel Systems.

GDI Fuel Pumps and Diagnostic Margins (VIDEO)

A small change can have implications for emissions and drivability. This video is sponsored by Carter Fuel Systems.

EVAP Codes and Fuel Pumps (VIDEO)

Here are three tips can help you avoid having to drop the fuel tank for a second time. Sponsored by Carter Fuel Systems.

GDI Fuel Pump Pressure Control (VIDEO)

A high-pressure direct injection fuel pump can vary the pressure to the injectors. Sponsored by Carter Fuel Systems.

Belt Measuring Tool (VIDEO)

Use the correct tool to measure the effective belt length at the cord line. This video is sponsored by Continental.

Mass Airflow Sensors (VIDEO)

Follow along as Joe unboxes the OEM replacement mass airflow sensor. This video is sponsored by United Motor Products.

Instant Shudder Fix (VIDEO)

It can be difficult to determine if your shutter is a fluid-related issue or a costly mechanical problem. This video is sponsored by Lubegard.

Limited Slip Supplement (VIDEO)

If the frictional properties are not correct, chatter will occur. Sponsored by Lubegard.