Ignition Coil Spark Control Module for Chevy Buick Cadillac Geo GMC Pontiac

LX340 Ignition Control Module for Select Asuna, Buick, Cadillac & Chevrolet Vehicles

Replace a faulty ignition control module with this direct-replacement LX340 unit. The module acts as an electronic power switch, using a magnetic-pulse or square-wave input signal to control ignition operation. Its application-specific housing, mounting points, terminals, and dual connectors are designed to match compatible original equipment.

• Product type: Ignition control module
• OE/interchange number: LX340
• Fitment type: Direct replacement
• Construction: Durable molded housing with metal mounting inserts
• Universal fitment: No
• Quantity: 1 module

Compatible applications include:

• 1992–1993 Asuna Sunfire 1.8L, VIN 8
• 1991–1993 Buick Roadmaster 5.0L/5.7L
• 1985–1986 Buick Skyhawk 2.0L
• 1985 Buick Skylark 2.8L
• 1990–1992 Cadillac Brougham 5.0L/5.7L
• 1985–1986 Cadillac Cimarron 2.8L
• 1993 Cadillac Fleetwood 5.7L
• 1986–1995 Chevrolet Astro 4.3L
• 1987–1995 Chevrolet Blazer and S10 Blazer with listed 4.3L, 5.0L, and 5.7L engines
• 1988–1995 Chevrolet C/K 1500, 2500, and 3500 trucks with select 4.3L, 5.0L, 5.7L, and 7.4L engines
• 1985–1992 Chevrolet Camaro with select 2.8L, 3.1L, 5.0L, and 5.7L engines
• 1985–1993 Chevrolet Caprice with select 4.3L, 5.0L, and 5.7L engines
• 1985–1986 Chevrolet Cavalier 2.0L/2.8L
• 1985 Chevrolet Citation II 2.8L
• 1985–1987 Chevrolet El Camino 4.3L/5.0L
• 1996 Chevrolet Express 1500, 2500, and 3500 with listed engines and six-pin connector
• 1987–1996 Chevrolet G10, G20, and G30 vans with select 4.3L, 5.0L, 5.7L, and 7.4L engines
• 1985 Chevrolet Impala 4.3L
• 1985–1988 Chevrolet Monte Carlo 4.3L/5.0L
• 1989–1997 Chevrolet P20 and P30 with select 4.3L, 5.7L, and 7.4L engines
• 1987–1991 Chevrolet R-series trucks with select 4.3L, 5.0L, 5.7L, and 7.4L engines
• 1988–1995 Chevrolet S10 Pickup 4.3L
• 1987–1988 Chevrolet Spectrum 1.5L
• 1992–1995 Chevrolet Suburban C1500 5.7L

Fitment depends on the exact year, engine, eighth VIN digit, emissions equipment, fuel system, police package, and connector configuration. Certain 1995–1997 applications specifically require a six-pin connector. Please compare the LX340 number, terminals, dual connectors, mounting pattern, and product photo with the original module before ordering. Professional installation is recommended.