Knowledge Base
Technical articles, product literature, installation guides, and reference documents.
Technical Articles
Slow-Cranking Diagnostic Guide — 24V Heavy-Duty 50MT Starters
Step-by-step diagnostic procedure for slow-cranking or extended-cranking complaints on 24V Delco Remy 50MT-series starter motors, including battery load testing…
Diagnosing Starter Cranking Problems
A systematic approach to diagnosing slow cranking, click/no-crank and no-click/no-crank conditions in heavy-duty starting systems.
Diagnosing Starting Systems Equipped with Smart IMS
How to diagnose starting issues on vehicles with Smart Internal Magnetic Switch (IMS) starters, including built-in protection features that can mimic faults.
Electrical Soft-Start: Protecting the Ring Gear
How Delco Remy electrical soft-start reduces ring gear wear by slowly rotating the pinion before full engagement.
Overcrank Protection: Preventing Thermal Damage
How the built-in overcrank protection circuit breaker on 41MT, 42MT and 39MT starters prevents heat damage during extended cranking.