Ignition Control Module LX364 D1977A for 1990-2009 Buick Chevrolet
LX364 / D1977A Ignition Control Module for Buick, Chevrolet, Oldsmobile & Pontiac 3.8L
Replace a faulty ignition control module with this direct-replacement unit for select GM vehicles. Designed for Delco Type II distributorless ignition systems, the module mounts beneath three individual ignition coils and provides the electrical connections needed to control spark operation.
- Product type: Ignition control module
- Primary references: LX364 and D1977A
- Ignition system: Delco Type II three-coil system
- Engine applications: Primarily 3.8L V6, naturally aspirated and supercharged
- Construction: Molded mounting frame with integrated heat plate
- Quantity: 1 ignition control module
Interchange numbers:
- Airtex: 6H1045
- CarQuest: 551545 and 21216
- Delphi: DS1004
- Standard Motor Products: LX364
- Wells: DR158
- WAI: ICM364
- Herko Automotive: SLX364
- OE references: 12617924, 10475225, 7094, D1977A, 10469470, 10494012, and D1940A
Fitment:
- Buick Regal: 1990–2004 3.8L naturally aspirated; 1997–2004 3.8L supercharged
- Buick Park Avenue: 1991–2004 3.8L naturally aspirated or supercharged with Delco Type II ignition
- Buick Reatta: 1991 3.8L
- Buick Riviera: 1991–1997 3.8L naturally aspirated; 1995–1999 3.8L supercharged
- Buick LeSabre: 1992–2005 3.8L with Delco Type II ignition
- Buick Century and Skylark: 1993 listed V6 applications
- Buick LaCrosse: 2005–2009 3.8L
- Buick Lucerne: 2006–2008 3.8L
- Chevrolet Lumina APV: 1992–1995 3.8L
- Chevrolet Camaro: 1995–2002 3.8L
- Chevrolet Lumina: 1998–1999 3.8L
- Chevrolet Monte Carlo: 1998–2005 3.8L naturally aspirated; 2004–2005 3.8L supercharged
- Chevrolet Impala: 2000–2005 3.8L naturally aspirated; 2004–2005 3.8L supercharged
- Oldsmobile 88: 1992 3.8L with Delco Type II ignition
- Oldsmobile 98: 1992–1996 3.8L naturally aspirated; 1992–1995 supercharged
- Oldsmobile Silhouette: 1992–1995 3.8L
- Oldsmobile Achieva, Cutlass Ciera, and Cutlass Cruiser: 1993 listed V6 applications
- Oldsmobile LSS: 1996–1999 3.8L naturally aspirated or supercharged
- Oldsmobile Regency: 1997–1998 3.8L
- Oldsmobile Intrigue: 1998–1999 3.8L
- Pontiac Bonneville: 1992–2005 3.8L naturally aspirated; 1992–2003 3.8L supercharged, with Delco Type II ignition
- Pontiac Trans Sport: 1992–1995 3.8L
- Pontiac Firebird: 1995–2002 3.8L
- Pontiac Grand Prix: 1997–2008 3.8L naturally aspirated; 1997–2007 3.8L supercharged
Please confirm the OE/interchange number, engine configuration, Delco Type II ignition system, main connector, coil terminals, and mounting pattern before ordering. Naturally aspirated and supercharged applications may use different calibration or related components despite sharing the same basic module design. Professional installation is recommended.
