Safety Warning

DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.

2006 Cadillac STS VFACTORY OEM SERVICE PROCEDURE

Ignition Coil/Module 3

Fig 1: Ignition Coil - Connector View

Courtesy of GENERAL MOTORS CORP.

Engine Controls Connector End Views

Connector Part Information

OEM: 7283-7449-30
Service: See Catalog
Description: 4-Way F .090 Class II Sealed Series (BK)

Terminal Part Information

Terminal/Tray: See Terminal Repair Kit
Core/Insulation Crimp: See Terminal Repair Kit
Release Tool/Test Probe: See Terminal Repair Kit

Ignition Coil/Module 3

Pin	Wire Color	Circuit No.	Function
A	PK/BK	5291	Ignition 1 Voltage
B	L-BU	2123	IC 3 Control
C	BN	2129	Low Reference
D	BK/WH	1451	Ground

Factory Service Tools

Use the Manual With the Right Hardware

Pair factory procedures with proven DIY tools so the instructions are easier to execute.

Disclosure: Verified tool recommendations may earn an affiliate commission at no cost to you.

Shop Manual-Ready Tools Compare Repair Quote Quote Shield Pro

When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

• You smell fuel, burning insulation, or see smoke.
• Brakes feel soft, pull hard to one side, or make grinding noises.
• The engine overheats, stalls repeatedly, or misfires under load.
• You are missing required tools, torque specs, or safe lifting equipment.
• You are not confident in the next step or safety outcome.