Heavy Duty Alternator

Installing the Remote Sense Jumper Lead

When installing a new starter, you must be aware of the location of the drainage holes.

Understanding the Charging System

The vehicle charging system is comprised of three components: the alternator, the batteries and the cables that connect them all together.

Converting to a Gear Reduction Starting Motor

Need to learn how to convert from a straight drive starting motor to a gear reduction starting motor? When doing so, there are three main points that should you should focus on to ensure a clean transition: (1) Design (2) OE Spacer (3) Integrated Magnetic Switch (IMS) Relay

Clocking a Gear Reduction 39MT Starter

The Delco Remy 39MT heavy duty starter rotatable flange models were designed specifically to improve service flexibility and part number consolidation.

Common Cause of Voltage Drop

Voltage drop is an all-too-common issue plaguing commercial vehicles. In this video, we explain what voltage drop is and what to look for when upgrading your system or performing maintenance.

Dual Input IMS Starter

If you service newer trucks, you may have come across ones equipped with a dual input IMS starter. It is important to be aware of it so you can understand how it’s different so you can service it correctly. The dual input IMS starter has two wiring connection inputs, rather than one. These inputs provide both power (+12V) and ground. Together, they give the vehicle control over the power flowing in and out of the IMS when it is energized. This Tech Tip video reviews the differences between a dual input and single input IMS starter.

Proper Replacement Procedure for Remote Sense Alternators

In this Tech Tip video we explain the proper way to remove and replace alternators equipped with remote sense.