engine Archives - UnderhoodService
Solving Intermittent Overheating

New cooling systems anticipate and influence changes in coolant temperature.

Solving No Heat Complaints

Here are 10 guidelines for making sure a customers heat functions.

BMW Spark Plug Replacement

Here are a few things that you need to know before replacing spark plugs in a BMW.

Auxiliary Coolant Pumps

Don’t be fooled into thinking that these pumps will go away with the surge in hybrid and electric vehicle production.

Throttle-By-Wire Diagnostics

Throttle-by-wire systems proactively manage the air and fuel going into the combustion chamber.

Best Practices for Turbo Services (VIDEO)

Turbo performance can only be impaired by mechanical damage or debris. Sponsored by Standard Motor Products.

Forcing OBD II Vehicle Emission Monitors

Some vehicles have readiness issues when it comes to setting all the OBD II monitors.

Diagnosing Driveability Problems

Understanding what comes out through the exhaust valve is critical to solving any emissions or driveability problem.

Turbocharged Engine Topics

Turbochargers have made a comeback – and it’s been quick.

Engine Components (VIDEO)

Engine management components are notoriously complex. This video is sponsored by The Group Training Academy.

Auto Pros Visit Concord Engines, Kannapolis, NC

Auto Pros on the Road puts the Babcox Media team on location in shops across the USA. This episode is sponsored by Autolite.

Verifying Boost Pressure Diagnostics

Boost pressure is determined by the speed of the exhaust turbine.