How to Test a GM 4-Pin HEI Ignition Module (Bench & In-Car)
9:04
How to Test a GM 4-Pin HEI Ignition Module (Bench & In-Car)
57.7K viewsMay 18, 2025
YouTubeMy Mobile Mechanic 978
Testing GM 4-Pin HEI Ignition Module for Your Vehicle
1:35
Testing GM 4-Pin HEI Ignition Module for Your Vehicle
7.6K viewsMay 19, 2025
TikTokmymobilemechanic978
⚡ TESTING GM 4-Pin HEI Ignition Module, both on the bench and in the car. If your engine’s cranking but won’t fire — this is the first thing you should check. ✅ Power ✅ Ground ✅ Coil Negative Switching If it ain’t switching — it ain’t sparking. #IgnitionTrouble #NoSpark #HEIModule #GMTech #CarWontStart #DiagnosticsDoneRight Part 3 | My Mobile Mechanic / Auto Repair & Brake Replacement.
0:22
⚡ TESTING GM 4-Pin HEI Ignition Module, both on the bench and in the car. If your engine’s cranking but won’t fire — this is the first thing you should check. ✅ Power ✅ Ground ✅ Coil Negative Switching If it ain’t switching — it ain’t sparking. #IgnitionTrouble #NoSpark #HEIModule #GMTech #CarWontStart #DiagnosticsDoneRight Part 3 | My Mobile Mechanic / Auto Repair & Brake Replacement.
114.2K viewsMay 18, 2025
FacebookMy Mobile Mechanic Auto Repair & Brake Repl…
⚡ TESTING GM 4-Pin HEI Ignition Module, both on the bench and in the car. If your engine’s cranking but won’t fire — this is the first thing you should check. ✅ Power ✅ Ground ✅ Coil Negative Switching If it ain’t switching — it ain’t sparking. #IgnitionTrouble #NoSpark #HEIModule #GMTech #CarWontStart #DiagnosticsDoneRight Part 16 | My Mobile Mechanic / Auto Repair & Brake Replacement.
0:29
⚡ TESTING GM 4-Pin HEI Ignition Module, both on the bench and in the car. If your engine’s cranking but won’t fire — this is the first thing you should check. ✅ Power ✅ Ground ✅ Coil Negative Switching If it ain’t switching — it ain’t sparking. #IgnitionTrouble #NoSpark #HEIModule #GMTech #CarWontStart #DiagnosticsDoneRight Part 16 | My Mobile Mechanic / Auto Repair & Brake Replacement.
28.3K viewsMay 18, 2025
FacebookMy Mobile Mechanic Auto Repair & Brake Repl…
⚡ TESTING GM 4-Pin HEI Ignition Module, both on the bench and in the car. If your engine’s cranking but won’t fire — this is the first thing you should check. ✅ Power ✅ Ground ✅ Coil Negative Switching If it ain’t switching — it ain’t sparking. #IgnitionTrouble #NoSpark #HEIModule #GMTech #CarWontStart #DiagnosticsDoneRight Part 18 | My Mobile Mechanic / Auto Repair & Brake Replacement.
0:29
⚡ TESTING GM 4-Pin HEI Ignition Module, both on the bench and in the car. If your engine’s cranking but won’t fire — this is the first thing you should check. ✅ Power ✅ Ground ✅ Coil Negative Switching If it ain’t switching — it ain’t sparking. #IgnitionTrouble #NoSpark #HEIModule #GMTech #CarWontStart #DiagnosticsDoneRight Part 18 | My Mobile Mechanic / Auto Repair & Brake Replacement.
3K viewsMay 18, 2025
FacebookMy Mobile Mechanic Auto Repair & Brake Repl…
Complete Relay Explanation | Pin Designations and Testing
11:54
Complete Relay Explanation | Pin Designations and Testing
332 views1 month ago
YouTubeAuto Scholar with Mr B
⚡ TESTING GM 4-Pin HEI Ignition Module, both on the bench and in the car. If your engine’s cranking but won’t fire — this is the first thing you should check. ✅ Power ✅ Ground ✅ Coil Negative Switching If it ain’t switching — it ain’t sparking. #IgnitionTrouble #NoSpark #HEIModule #GMTech #CarWontStart #DiagnosticsDoneRight Part 9 | My Mobile Mechanic / Auto Repair & Brake Replacement.
0:33
⚡ TESTING GM 4-Pin HEI Ignition Module, both on the bench and in the car. If your engine’s cranking but won’t fire — this is the first thing you should check. ✅ Power ✅ Ground ✅ Coil Negative Switching If it ain’t switching — it ain’t sparking. #IgnitionTrouble #NoSpark #HEIModule #GMTech #CarWontStart #DiagnosticsDoneRight Part 9 | My Mobile Mechanic / Auto Repair & Brake Replacement.
482 viewsMay 18, 2025
FacebookMy Mobile Mechanic Auto Repair & Brake Repl…
0:34
⚡ TESTING GM 4-Pin HEI Ignition Module, both on the bench and in the car. If your engine’s cranking but won’t fire — this is the first thing you should check. ✅ Power ✅ Ground ✅ Coil Negative Switching If it ain’t switching — it ain’t sparking. #IgnitionTrouble #NoSpark #HEIModule #GMTech #CarWontStart #DiagnosticsDoneRight Part 19 | My Mobile Mechanic / Auto Repair & Brake Replacement.
1.3K viewsMay 18, 2025
FacebookMy Mobile Mechanic Auto Repair & Brake Repl…
0:26
⚡ TESTING GM 4-Pin HEI Ignition Module, both on the bench and in the car. If your engine’s cranking but won’t fire — this is the first thing you should check. ✅ Power ✅ Ground ✅ Coil Negative Switching If it ain’t switching — it ain’t sparking. #IgnitionTrouble #NoSpark #HEIModule #GMTech #CarWontStart #DiagnosticsDoneRight Part 8 | My Mobile Mechanic / Auto Repair & Brake Replacement.
741 viewsMay 18, 2025
FacebookMy Mobile Mechanic Auto Repair & Brake Repl…
3:29
Testing a 4-Pin Regulator for Car Electrics
143.1K views10 months ago
TikTokissa.lampard.umem
0:28
⚡ TESTING GM 4-Pin HEI Ignition Module, both on the bench and in the car. If your engine’s cranking but won’t fire — this is the first thing you should check. ✅ Power ✅ Ground ✅ Coil Negative Switching If it ain’t switching — it ain’t sparking. #IgnitionTrouble #NoSpark #HEIModule #GMTech #CarWontStart #DiagnosticsDoneRight Part 10 | My Mobile Mechanic / Auto Repair & Brake Replacement.
963 viewsMay 18, 2025
FacebookMy Mobile Mechanic Auto Repair & Brake Repl…
0:34
⚡ TESTING GM 4-Pin HEI Ignition Module, both on the bench and in the car. If your engine’s cranking but won’t fire — this is the first thing you should check. ✅ Power ✅ Ground ✅ Coil Negative Switching If it ain’t switching — it ain’t sparking. #IgnitionTrouble #NoSpark #HEIModule #GMTech #CarWontStart #DiagnosticsDoneRight Part 1 | My Mobile Mechanic / Auto Repair & Brake Replacement.
814 viewsMay 18, 2025
FacebookMy Mobile Mechanic Auto Repair & Brake Repl…
0:45
"How to Test a 4-Pin Relay with 12V Battery 🔋 | Satisfying Click Sound!" 🔊 #DIY #CarTech #automobile
472.4K viewsSep 6, 2024
YouTubeAutoBreakdown
2:02
HOW TO TEST A 4 PIN RELAY
20.1K viewsSep 6, 2023
YouTubeLX GUIDE
5:24
How to Test a 4-Pin Relay With a Multimeter: A Step-by-step Guide
4.6K viewsNov 24, 2024
YouTubeERIC AUTO CENTER
7:30
How to Test a 3-Pin & 4-Pin Ignition Coil (Step-by-Step)
1.6K views1 month ago
YouTubeERIC AUTO CENTER
1:00
How to Test a 3-Pin & 4-Pin Ignition Coil (Step-by-Step)
136 views1 month ago
YouTubeERIC AUTO CENTER
0:27
Test 4 pin HEI ignition module with LEDs
1.2K viewsAug 29, 2020
YouTubeEscape Autoworks
21:02
Variable Speed ECM Motors: Wiring, Control & Diagnostics
24.9K views11 months ago
YouTubeJersey Mike HVAC
5:55
How To Test A 4 Pin Relays With A Multimeter Easy Does
44.7K viewsJun 11, 2023
YouTubeERIC AUTO CENTER
17:07
How to Test 4 WIRE Ignition Coil with Multimeter & Oscilloscope \\Toyota 4-Wire Ignition Coil Diagram
55.8K viewsMay 19, 2025
YouTubeAutomotive Diagnosis: Cars Repair &Training …
11:49
Explained! CAN BUS Diagnosis – How to Troubleshoot Faults.
1.1M viewsJan 19, 2024
YouTubeECU TESTING
3:09
Test ignition coil using multimeter. 4 pin ignition coil reading easy way to do it
28.3K viewsApr 7, 2024
YouTubeEric K. Garage
4:02
No Spark? Here's How to Test Your Ignition Coil With a Multimeter
65.2K views8 months ago
YouTubeClassic Car Maintenance
0:18
car 4 pin ignition coil checking | how to check ignition coil
61.3K viewsAug 19, 2025
YouTubeBS&IT
7:15
How To Test Four Terminal And Five Terminal Relays
40.4K viewsAug 4, 2021
YouTubeCarsntoys
0:20
Click Here ⬆️ How To Test HEI ignition module
24.2K viewsMay 19, 2025
YouTubeMy Mobile Mechanic 978
16:27
4-Wire Fan Controller/Tester
10.6K viewsMar 5, 2025
YouTubeJulian Ilett
5:40
How to Diagnose a Module Failure | Ford Tech Talk
399.9K viewsSep 15, 2015
YouTubeMotorcraft Parts
7:34
How to test a 4 pin relay
5.6K viewsDec 15, 2022
YouTubeEddie's Fixes
See more
Static thumbnail place holder