This is a 12V glow plug for 2001-2004 LB7 and 2004-2005 LLY Chevrolet/GMC 6.6L Duramax engines. This plug is a self-regulating design which allows for fast and safe startups. This engine uses eight glow plugs.
Note: 2006 and Later LLY engines use DRX00057 plugs
Replaces the following part numbers:
AC Delco: 62G