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Standard Ignition LX-331 Ignition Control Module
Reliable Ignition Control Module for Select GM Vehicles
The Standard Ignition LX-331 Ignition Control Module is designed to provide consistent ignition performance for a range of Buick, Cadillac, Chevrolet, GMC, and Pontiac models. Engineered to fit inside the distributor, this module ensures precise control of ignition timing for optimal engine operation.
- Connector Gender: Male with 2 connectors
- Terminal Gender: Male with 3 and 2 blade terminals
- Mounting Location: Inside distributor for direct integration
- Voltage: 12 volts, compatible with standard automotive electrical systems
- Compatible with multiple GM models including Chevrolet C10, GMC K1500, Pontiac Firebird, and Cadillac DeVille
Technical Details and Compatibility
The LX-331 ignition control module from Standard Ignition is specifically designed to fit inside the distributor, providing a secure and direct connection to the ignition system. Featuring male connectors and blade terminals, it supports reliable electrical contact and efficient signal transmission. This 12-volt module is compatible with a variety of GM vehicles such as the Chevrolet C1500 Suburban, GMC K20 Suburban, Pontiac Safari, and Cadillac Eldorado, ensuring proper ignition timing and engine performance.
Common Applications and Problem Resolution
This ignition control module is used to regulate the ignition coil's firing sequence, which is critical for engine start-up and smooth running. It addresses several ignition-related issues including:
- Intermittent engine stalling or misfires
- Difficulty starting the engine
- Irregular or weak spark delivery
- Engine hesitation during acceleration
- Distributor-related ignition failures
Installation Notes and Tips
Installation requires access to the distributor housing where the module mounts internally. Ensure the ignition is off and the battery is disconnected before beginning installation. Verify connector and terminal orientation to match the male blade terminals and connectors. Proper alignment inside the distributor is essential for accurate ignition timing and module longevity.
Quality Assurance and Warranty
Standard Ignition manufactures the LX-331 module to meet OEM specifications for fit, form, and function. This ignition control module undergoes rigorous testing to ensure durability and reliable performance under normal operating conditions. Warranty coverage details should be confirmed with the product documentation or supplier.
| Brand | Standard Ignition |
| Part Number | LX-331 |
| Connector Gender | Male |
| Mounting Location | Inside Distributor |
| Terminal Gender | Male |
| Terminal Type | Blade Terminals |
| Voltage | 12 |
This part fits 168 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Fuel Type | Position | Notes |
|---|---|---|---|---|---|---|---|
| 1986 | Chevrolet | C10 | 4.3L | V6 | N/A | 5-blade terminal for automatic transmission spark control relay. | |
| 1986 | Chevrolet | C10 | 5.0L | V8 | N/A | 5-blade terminal for automatic transmission spark control relay. | |
| 1986 | Chevrolet | C10 Suburban | 5.0L | V8 | N/A | 5-blade terminal for automatic transmission spark control relay. | |
| 1986 | Chevrolet | C20 | 5.0L | V8 | N/A | 5-blade terminal for automatic transmission spark control relay. | |
| 1986 | Chevrolet | C20 | 4.3L | V6 | N/A | 5-blade terminal for automatic transmission spark control relay. | |
| 1986 | Chevrolet | C20 Suburban | 5.0L | V8 | N/A | ||
| 1986 | Chevrolet | C20 Suburban | 7.4L | V8 | N/A | 5-blade terminal for automatic transmission spark control relay. | |
| 1986 | Chevrolet | G10 | 4.3L | V6 | N/A | 5-blade terminal for automatic transmission spark control relay. | |
| 1986 | Chevrolet | G10 | 5.0L | V8 | N/A | 5-blade terminal for automatic transmission spark control relay. | |
| 1986 | Chevrolet | G20 | 5.0L | V8 | N/A | 5-blade terminal for automatic transmission spark control relay. | |
| 1986 | Chevrolet | G20 | 4.3L | V6 | N/A | 5-blade terminal for automatic transmission spark control relay. | |
| 1986 | Chevrolet | G30 | 4.3L | V6 | N/A | 5-blade terminal for automatic transmission spark control relay. | |
| 1986 | Chevrolet | K10 | 5.0L | V8 | N/A | 5-blade terminal for automatic transmission spark control relay. | |
| 1986 | Chevrolet | K10 | 4.3L | V6 | N/A | 5-blade terminal for automatic transmission spark control relay. | |
| 1986 | Chevrolet | K10 Suburban | 5.0L | V8 | N/A | ||
| 1986 | Chevrolet | K10 Suburban | 5.7L | V8 | N/A | 5-blade terminal for automatic transmission spark control relay. | |
| 1986 | Chevrolet | K20 Suburban | 5.0L | V8 | N/A | ||
| 1986 | Chevrolet | K5 Blazer | 5.7L | V8 | N/A | 5-blade terminal for automatic transmission spark control relay. | |
| 1986 | Chevrolet | K5 Blazer | 5.0L | V8 | N/A | 5-blade terminal for automatic transmission spark control relay. | |
| 1986 | GMC | C1500 | 5.0L | V8 | N/A | 5-blade terminal for automatic transmission spark control relay. | |
| 1986 | GMC | C1500 | 4.3L | V6 | N/A | w/ Federal Emissions; 5 Blade Term. | |
| 1986 | GMC | C1500 Suburban | 5.0L | V8 | N/A | 5-blade terminal for automatic transmission spark control relay. | |
| 1986 | GMC | C2500 | 4.3L | V6 | N/A | w/ Federal Emissions; 5 Blade Term. | |
| 1986 | GMC | C2500 | 5.0L | V8 | N/A | 5-blade terminal for automatic transmission spark control relay. | |
| 1986 | GMC | C2500 Suburban | 5.0L | V8 | N/A | ||
| 1986 | GMC | C3500 | 5.0L | V8 | N/A | 5-blade terminal for automatic transmission spark control relay. | |
| 1986 | GMC | G1500 | 5.0L | V8 | N/A | 5-blade terminal for automatic transmission spark control relay. | |
| 1986 | GMC | G1500 | 4.3L | V6 | N/A | w/ Federal Emissions; 5 Blade Term. | |
| 1986 | GMC | G2500 | 5.0L | V8 | N/A | 5-blade terminal for automatic transmission spark control relay. | |
| 1986 | GMC | G2500 | 4.3L | V6 | N/A | w/ Federal Emissions; 5 Blade Term. | |
| 1986 | GMC | G3500 | 4.3L | V6 | N/A | w/ Federal Emissions; 5 Blade Term. | |
| 1986 | GMC | Jimmy | 5.0L | V8 | N/A | w/ U.S. Emissions; 5 Blade Term. | |
| 1986 | GMC | K1500 | 5.0L | V8 | N/A | 5-blade terminal for automatic transmission spark control relay. | |
| 1986 | GMC | K1500 | 4.3L | V6 | N/A | w/ Federal Emissions; 5 Blade Term. | |
| 1985 | Chevrolet | Astro | 4.3L | V6 | N/A | Compatible with vehicles equipped with Federal Emissions. | |
| 1985 | Chevrolet | C10 | 4.3L | V6 | N/A | 5-blade terminal for automatic transmission spark control relay. | |
| 1985 | Chevrolet | C10 | 5.0L | V8 | N/A | 5-blade terminal for automatic transmission spark control relay. | |
| 1985 | Chevrolet | C10 Suburban | 5.0L | V8 | N/A | 5-blade terminal for automatic transmission spark control relay. | |
| 1985 | Chevrolet | C20 | 5.0L | V8 | N/A | 5-blade terminal for automatic transmission spark control relay. | |
| 1985 | Chevrolet | C20 | 4.3L | V6 | N/A | Compatible with vehicles equipped with Federal Emissions. | |
| 1985 | Chevrolet | C20 Suburban | 7.4L | V8 | N/A | 5-blade terminal for automatic transmission spark control relay. | |
| 1985 | Chevrolet | C20 Suburban | 5.0L | V8 | N/A | ||
| 1985 | Chevrolet | G10 | 5.0L | V8 | N/A | 5-blade terminal for automatic transmission spark control relay. | |
| 1985 | Chevrolet | G20 | 5.0L | V8 | N/A | 5-blade terminal for automatic transmission spark control relay. | |
| 1985 | Chevrolet | G30 | 5.0L | V8 | N/A | 5-blade terminal for automatic transmission spark control relay. | |
| 1985 | Chevrolet | K10 | 4.3L | V6 | N/A | 5-blade terminal for automatic transmission spark control relay. | |
| 1985 | Chevrolet | K10 | 5.0L | V8 | N/A | 5-blade terminal for automatic transmission spark control relay. | |
| 1985 | Chevrolet | K20 | 5.0L | V8 | N/A | 5-blade terminal for automatic transmission spark control relay. | |
| 1985 | Chevrolet | K20 | 4.3L | V6 | N/A | Compatible with vehicles equipped with Federal Emissions. | |
| 1985 | Chevrolet | K20 Suburban | 5.0L | V8 | N/A | ||
| 1985 | Chevrolet | K5 Blazer | 5.7L | V8 | N/A | 5-blade terminal for automatic transmission spark control relay. | |
| 1985 | Chevrolet | K5 Blazer | 5.0L | V8 | N/A | 5-blade terminal for automatic transmission spark control relay. | |
| 1985 | GMC | C1500 | 5.0L | V8 | N/A | 5-blade terminal for automatic transmission spark control relay. | |
| 1985 | GMC | C1500 | 4.3L | V6 | N/A | w/ Federal Emissions; 5 Blade Term. | |
| 1985 | GMC | C1500 Suburban | 5.0L | V8 | N/A | ||
| 1985 | GMC | C2500 | 4.3L | V6 | N/A | w/ Federal Emissions; 5 Blade Term. | |
| 1985 | GMC | C2500 | 5.0L | V8 | N/A | 5-blade terminal for automatic transmission spark control relay. | |
| 1985 | GMC | C2500 Suburban | 5.0L | V8 | N/A | ||
| 1985 | GMC | G1500 | 4.3L | V6 | N/A | 5-blade terminal for automatic transmission spark control relay. | |
| 1985 | GMC | G1500 | 5.0L | V8 | N/A | 5-blade terminal for automatic transmission spark control relay. | |
| 1985 | GMC | G2500 | 5.0L | V8 | N/A | 5-blade terminal for automatic transmission spark control relay. | |
| 1985 | GMC | G2500 | 4.3L | V6 | N/A | 5-blade terminal for automatic transmission spark control relay. | |
| 1985 | GMC | G3500 | 4.3L | V6 | N/A | 5-blade terminal for automatic transmission spark control relay. | |
| 1985 | GMC | Jimmy | 5.0L | V8 | N/A | w/ U.S. Emissions; 5 Blade Term. | |
| 1985 | GMC | K1500 | 4.3L | V6 | N/A | Compatible with vehicles equipped with Federal Emissions. | |
| 1985 | GMC | K1500 | 5.0L | V8 | N/A | ||
| 1985 | GMC | K2500 | 4.3L | V6 | N/A | w/ Federal Emissions; 5 Blade Term. | |
| 1985 | GMC | Safari | 4.3L | V6 | N/A | w/ Federal Emissions; 5 Blade Term. | |
| 1984 | Chevrolet | C10 | 5.0L | V8 | N/A | 5-blade terminal for automatic transmission spark control relay. | |
| 1984 | Chevrolet | C10 Suburban | 5.0L | V8 | N/A | 5-blade terminal for automatic transmission spark control relay. | |
| 1984 | Chevrolet | C20 | 5.0L | V8 | N/A | 5-blade terminal for automatic transmission spark control relay. | |
| 1984 | Chevrolet | C20 Suburban | 7.4L | V8 | N/A | 5-blade terminal for automatic transmission spark control relay. | |
| 1984 | Chevrolet | C20 Suburban | 5.0L | V8 | N/A | ||
| 1984 | Chevrolet | G10 | 5.0L | V8 | N/A | 5-blade terminal for automatic transmission spark control relay. | |
| 1984 | Chevrolet | G20 | 5.0L | V8 | N/A | 5-blade terminal for automatic transmission spark control relay. | |
| 1984 | Chevrolet | K10 | 5.0L | V8 | N/A | 5-blade terminal for automatic transmission spark control relay. | |
| 1984 | Chevrolet | K5 Blazer | 5.7L | V8 | N/A | 5-blade terminal for automatic transmission spark control relay. | |
| 1984 | Chevrolet | K5 Blazer | 5.0L | V8 | N/A | 5-blade terminal for automatic transmission spark control relay. | |
| 1984 | GMC | C1500 | 5.0L | V8 | N/A | 5-blade terminal for automatic transmission spark control relay. | |
| 1984 | GMC | C1500 Suburban | 5.0L | V8 | N/A | ||
| 1984 | GMC | C2500 | 5.0L | V8 | N/A | 5-blade terminal for automatic transmission spark control relay. | |
| 1984 | GMC | C2500 Suburban | 5.0L | V8 | N/A | ||
| 1984 | GMC | G1500 | 5.0L | V8 | N/A | 5-blade terminal for automatic transmission spark control relay. | |
| 1984 | GMC | G2500 | 5.0L | V8 | N/A | 5-blade terminal for automatic transmission spark control relay. | |
| 1984 | GMC | Jimmy | 5.0L | V8 | N/A | Compatible with vehicles equipped with U.S. Emissions for Distributor Ignition Pickup. | |
| 1984 | GMC | K1500 | 5.0L | V8 | N/A | 5-blade terminal for automatic transmission spark control relay. | |
| 1983 | Cadillac | Commercial Chassis | N/A | ||||
| 1983 | Chevrolet | C10 | 5.0L | V8 | N/A | 5-blade terminal for automatic transmission spark control relay. | |
| 1983 | Chevrolet | C10 Suburban | 5.0L | V8 | N/A | 5-blade terminal for automatic transmission spark control relay. | |
| 1983 | Chevrolet | C20 | 5.0L | V8 | N/A | 5-blade terminal for automatic transmission spark control relay. | |
| 1983 | Chevrolet | C20 Suburban | 5.0L | V8 | N/A | ||
| 1983 | Chevrolet | C20 Suburban | 7.4L | V8 | N/A | 5-blade terminal for automatic transmission spark control relay. | |
| 1983 | Chevrolet | G10 | 5.0L | V8 | N/A | 5-blade terminal for automatic transmission spark control relay. | |
| 1983 | Chevrolet | G20 | 5.0L | V8 | N/A | 5-blade terminal for automatic transmission spark control relay. | |
| 1983 | Chevrolet | K10 | 5.0L | V8 | N/A | 5-blade terminal for automatic transmission spark control relay. | |
| 1983 | Chevrolet | K10 Suburban | 5.0L | V8 | N/A | ||
| 1983 | Chevrolet | K5 Blazer | 5.0L | V8 | N/A | 5-blade terminal for automatic transmission spark control relay. | |
| 1983 | Chevrolet | K5 Blazer | 5.7L | V8 | N/A | 5-blade terminal for automatic transmission spark control relay. | |
| 1983 | GMC | C1500 | 5.0L | V8 | N/A | 5-blade terminal for automatic transmission spark control relay. | |
| 1983 | GMC | C1500 Suburban | 5.0L | V8 | N/A | 5-blade terminal for automatic transmission spark control relay. | |
| 1983 | GMC | C2500 | 5.0L | V8 | N/A | 5-blade terminal for automatic transmission spark control relay. | |
| 1983 | GMC | C2500 Suburban | 5.0L | V8 | N/A | ||
| 1983 | GMC | G1500 | 5.0L | V8 | N/A | 5-blade terminal for automatic transmission spark control relay. | |
| 1983 | GMC | G2500 | 5.0L | V8 | N/A | 5-blade terminal for automatic transmission spark control relay. | |
| 1983 | GMC | Jimmy | 5.0L | V8 | N/A | Compatible with vehicles equipped with Federal Emissions. | |
| 1983 | GMC | K1500 | 5.0L | V8 | N/A | 5-blade terminal for automatic transmission spark control relay. | |
| 1982 | Cadillac | Commercial Chassis | 6.0L | V8 | N/A | ||
| 1982 | Chevrolet | C10 | 5.0L | V8 | N/A | 5-blade terminal for automatic transmission spark control relay. | |
| 1982 | Chevrolet | C10 Suburban | 5.0L | V8 | N/A | 5-blade terminal for automatic transmission spark control relay. | |
| 1982 | Chevrolet | C20 | 5.0L | V8 | N/A | 5-blade terminal for automatic transmission spark control relay. | |
| 1982 | Chevrolet | C20 Suburban | 5.0L | V8 | N/A | ||
| 1982 | Chevrolet | C20 Suburban | 7.4L | V8 | N/A | 5-blade terminal for automatic transmission spark control relay. | |
| 1982 | Chevrolet | G10 | 5.0L | V8 | N/A | 5-blade terminal for automatic transmission spark control relay. | |
| 1982 | Chevrolet | G20 | 5.0L | V8 | N/A | 5-blade terminal for automatic transmission spark control relay. | |
| 1982 | Chevrolet | G30 | 5.0L | V8 | N/A | 5-blade terminal for automatic transmission spark control relay. | |
| 1982 | Chevrolet | K10 | 5.0L | V8 | N/A | 5-blade terminal for automatic transmission spark control relay. | |
| 1982 | Chevrolet | K5 Blazer | 5.7L | V8 | N/A | 5-blade terminal for automatic transmission spark control relay. | |
| 1982 | Chevrolet | K5 Blazer | 5.0L | V8 | N/A | 5-blade terminal for automatic transmission spark control relay. | |
| 1982 | GMC | C1500 | 5.0L | V8 | N/A | Fits vehicles with Canada or Federal Emissions. | |
| 1982 | GMC | C1500 Suburban | 5.0L | V8 | N/A | ||
| 1982 | GMC | C2500 | 5.0L | V8 | N/A | 5-blade terminal for automatic transmission spark control relay. | |
| 1982 | GMC | C2500 Suburban | 5.0L | V8 | N/A | ||
| 1982 | GMC | G1500 | 5.0L | V8 | N/A | 5-blade terminal for automatic transmission spark control relay. | |
| 1982 | GMC | G2500 | 5.0L | V8 | N/A | 5-blade terminal for automatic transmission spark control relay. | |
| 1982 | GMC | Jimmy | 5.0L | V8 | N/A | w/ U.S. Emissions; 5 Blade Term. | |
| 1982 | GMC | K1500 | 5.0L | V8 | N/A | 5-blade terminal for automatic transmission spark control relay. | |
| 1982 | GMC | K1500 Suburban | 5.0L | V8 | N/A | ||
| 1981 | Buick | Regal | 3.8L | V6 | N/A | Export; w/ Canada Emissions | |
| 1981 | Buick | Riviera | 3.8L | V6 | N/A | Export; w/ Canada Emissions | |
| 1981 | Cadillac | Commercial Chassis | N/A | ||||
| 1981 | Chevrolet | C10 Suburban | 5.0L | V8 | N/A | 5-blade terminal for automatic transmission spark control relay. | |
| 1981 | Chevrolet | C20 | 5.0L | V8 | N/A | 5-blade terminal for automatic transmission spark control relay. | |
| 1981 | Chevrolet | C20 Suburban | 5.0L | V8 | N/A | ||
| 1981 | Chevrolet | C20 Suburban | 7.4L | V8 | N/A | 5-blade terminal for automatic transmission spark control relay. | |
| 1981 | Chevrolet | G10 | 5.0L | V8 | N/A | 5-blade terminal for automatic transmission spark control relay. | |
| 1981 | Chevrolet | G20 | 5.0L | V8 | N/A | 5-blade terminal for automatic transmission spark control relay. | |
| 1981 | Chevrolet | K10 | 5.0L | V8 | N/A | 5-blade terminal for automatic transmission spark control relay. | |
| 1981 | Chevrolet | K10 Suburban | 5.0L | V8 | N/A | ||
| 1981 | Chevrolet | K10 Suburban | 5.7L | V8 | N/A | 5-blade terminal for automatic transmission spark control relay. | |
| 1981 | Chevrolet | K5 Blazer | 5.0L | V8 | N/A | 5-blade terminal for automatic transmission spark control relay. | |
| 1981 | Chevrolet | K5 Blazer | 5.7L | V8 | N/A | 5-blade terminal for automatic transmission spark control relay. | |
| 1981 | GMC | C1500 | 5.0L | V8 | N/A | Fits vehicles with Canada or Federal Emissions. | |
| 1981 | GMC | C2500 | 5.0L | V8 | N/A | ||
| 1981 | GMC | K1500 | 5.0L | V8 | N/A | ||
| 1981 | Pontiac | Firebird | 4.9L | V8 | N/A | Compatible with vehicles equipped with Canada Emissions. | |
| 1980 | Buick | LeSabre | 3.8L | V6 | N/A | w/ High Altitude Emissions; w/ Federal Emissions | |
| 1980 | Buick | Regal | N/A | 5-blade terminal for automatic transmission spark control relay. | |||
| 1980 | Buick | Riviera | 3.8L | V6 | N/A | Compatible with vehicles equipped with Federal Emissions. | |
| 1980 | Cadillac | Commercial Chassis | N/A | ||||
| 1980 | Cadillac | Eldorado | GAS | N/A | |||
| 1980 | Cadillac | Seville | 5.7L | V8 | GAS | N/A | Fits vehicles equipped with California emissions. |
| 1980 | Chevrolet | Monte Carlo | 3.8L | V6 | N/A | Compatible with vehicles equipped with Federal Emissions. | |
| 1980 | Pontiac | Catalina | 3.8L | V6 | N/A | ||
| 1980 | Pontiac | Firebird | 4.9L | V8 | N/A | ||
| 1980 | Pontiac | Grand LeMans | 3.8L | V6 | N/A | ||
| 1980 | Pontiac | Laurentian | GAS | N/A | |||
| 1980 | Pontiac | LeMans | 3.8L | V6 | N/A | ||
| 1980 | Pontiac | Parisienne | 3.8L | V6 | N/A | ||
| 1979 | Buick | LeSabre | N/A | ||||
| 1979 | Buick | Regal | N/A | ||||
| 1979 | Buick | Riviera | 3.8L | V6 | N/A | ||
| 1979 | Cadillac | Commercial Chassis | N/A | ||||
| 1979 | Cadillac | DeVille | 7.0L | V8 | N/A | Fits vehicles equipped with California emissions. | |
| 1979 | Cadillac | Eldorado | GAS | N/A | |||
| 1979 | Cadillac | Seville | GAS | N/A | |||
| 1978 | Buick | LeSabre | N/A | ||||
| 1978 | Buick | Regal | N/A | ||||
| 1978 | Cadillac | Seville | GAS | N/A |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
This part directly replaces or is cross-referenced with the following part numbers:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.