Magazine Archives - Page 8 of 69 - UnderhoodService
ECM and PCM Calibration Numbers

Finding out if the vehicle has the latest version or calibration on a module is a required step.

P0299 and P0234 Turbocharger Diagnostics

Many things can change the performance of the turbocharger. But the turbocharger is rarely the source of the problem.

Cure Belt Noise: New And Old Technology Solutions

A worn automatic belt tensioner has consequences beyond a loose belt.

Limited Slip Differential Fluid Service

There are several differential designs you might see in the field.

Fuel Pump Controls For Pressure and Volume

These systems are very efficient and are able to get the right amount of fuel into the cylinder so no fuel is wasted.

BMW Dual-Clutch Transmission Diagnostics

A DCT transmission uses the gearing principles of a manual transmission.

Staying Cool With Electric A/C Compressor Service

If you follow the recommended service procedures, repairs will go as “cool” as the air coming out of those A/C vents.

Read Our May Digital Edition Magazine

Included are articles on turbo service, understanding A/C compressors, curing belt noise and more!

Learning How To Grow Your Shop Through Crisis

Some shops thrived over the past tumultuous year, proof that you can grow your shop, no matter what.

Learning How To Grow Your Shop Through Crisis

Some shops thrived over the past tumultuous year, proof that you can grow your shop, no matter what.

How Supply Chain Challenges Built Stronger Relationships

COVID has been challenging for everyone, but also presents opportunities to improve business partnerships.

If You’re Smart, You’ll Keep Learning

A lot of the time, you need someone else to point out where you could stand to change.