× Auto Repair Pros Member Benefits TechHelp Knowledge Base Forums Resources My iATN Marketplace Chat Pricing About Us Join Industry Sponsors Video Members Only Repair Shops Auto Pro Careers Auto Pro Reviews
Join Now
International Automotive Technicians Network
GM Starter solenoid Amp draw, top view : solenoid does not close contacts, bottom view : normal operation.
Posted to the Waveform Library on 5/21/2006

Complaint: occasionally NO starter operation.

Top view Hook-up is: AMP PROBE around ( purple )the starter switch wire, and the volt meter leads are from BATT NEG terminal to the S terminal at the solenoid.

Top view, Amp-draw ( blue trace )is at 56 Amps wit...