Facet 9.4025 Ignition Control Module

Facet 9.4025 Ignition Control Module

Facet 9.4025 is an ignition control module for select Isuzu, Chevrolet, and GMC applications from the mid-1980s through the early 1990s. It is a direct-fit replacement for vehicles that need stable ignition signal control and consistent engine operation.

Key Features

• Ignition control module for select GM and Isuzu applications
• Fits 1985-1994 vehicles listed below, with application-specific notes where shown
• Supports ignition system signal management for proper spark timing
• Facet part number 9.4025 for catalog and service reference

Compatible Applications

• Fits 1991-1994 Isuzu Pickup, N/A
• Fits 1991-1992 Isuzu Rodeo, N/A
• Fits 1989-1991 Isuzu Trooper, N/A
• Fits 1986-1990 Chevrolet S10, N/A
• Fits 1986-1990 GMC S15, N/A
• Fits 1986-1989 Chevrolet S10 Blazer, N/A
• Fits 1986-1989 GMC S15 Jimmy, N/A
• Fits 1985 Chevrolet S10, N/A, Fitment Note: Engine Coolant Temperature Sensor.
• Fits 1985 Chevrolet S10 Blazer, N/A, Fitment Note: Engine Coolant Temperature Sensor.
• Fits 1985 GMC S15, N/A, Fitment Note: Engine Coolant Temperature Sensor.
• Fits 1985 GMC S15 Jimmy, N/A, Fitment Note: Engine Coolant Temperature Sensor.

What It Helps Address

• Intermittent spark or ignition signal loss
• Hard starting caused by ignition control failure
• Engine misfire related to module malfunction
• Stalling or rough running tied to ignition control issues
• Diagnostic trouble in older ignition systems

Installation Notes

Verify the vehicle year, make, model, and any listed notes before ordering. On 1985 Chevrolet S10, S10 Blazer, GMC S15, and GMC S15 Jimmy applications, the fitment note references the Engine Coolant Temperature Sensor. Confirm the existing module and connector style against the vehicle service information before installation.

Quality Assurance

Facet ignition components are cataloged for service replacement use across the listed Chevrolet S10, GMC S15, and Isuzu applications. Part number 9.4025 should be matched to the exact vehicle listing for proper fitment.