Ignition Module HEI 4 Pin for GM 1974-88 Chevy Pontiac Olds Buick LX301 D1906HT

Product Overview

This aftermarket replacement ignition module is a 4-pin HEI component for the listed GM 1974-88 Chevy, Pontiac, Olds, and Buick applications, with cross-references to part numbers LX301 and D1906HT. An ignition module controls the switching function within an electronic ignition system to support spark timing and ignition operation.

Key Features & Performance

• 4-pin HEI ignition module design for the stated applications
• Supports the electronic switching function of the ignition system
• Cross-references part numbers LX301 and D1906HT
• Used when servicing or replacing the corresponding ignition module

Fitment & Compatibility

• for GM 1974-88 Chevy, Pontiac, Olds, and Buick applications

Common Uses

• Replacing a worn, damaged, or malfunctioning ignition module
• Routine service of the electronic ignition system
• Restoring normal ignition system operation after component failure

Technical Specifications

• Product Type: HEI ignition module
• Part Number(s): LX301; D1906HT
• Model Application(s): GM 1974-88 Chevy, Pontiac, Olds, and Buick applications
• Configuration: 4 pin

Frequently Asked Questions

Q: What does an HEI ignition module do? A: An HEI ignition module controls electronic switching in the ignition system to support the generation and timing of ignition spark.

Q: How should fitment be verified? A: Compare the complete existing part number, including LX301 or D1906HT where applicable, with the complete vehicle designation, brand, and model year before purchase.

This is an aftermarket replacement part and is not represented as genuine or original equipment. Product appearance and specifications may vary slightly by batch. Compatibility may vary by serial number, model year, or existing part number. Verify fitment before purchase.