Description

CHEVROLET SPARK PLUGS 5.3
CopilotThe part number ACDelco 41-962 refers to an Iridium Spark Plug commonly used in various GM vehicles. Here are some key details:

Type: Iridium Spark Plug
Thread Size: 14 mm
Reach: 25 mm
Hex Size: 5/8 inch
Gap: Typically 0.040 inch (check your vehicle specs)
Features:
Iridium tip for durability and better ignition performance
Designed for long life and consistent performance
OE replacement for many GM models
ACDelco 41‑962 Applications
This spark plug is a double platinum OE replacement (GM #19299585) with 14 mm thread, 25 mm reach, plated electrodes, and fine-wire center electrode. A wide range of GM vehicles use it, including:

Buick: Rainier (2004–2007 V8 5.3 L), LaCrosse (2008–2009 V8 5.3 L), Lucerne (2009–2010 V6 3.9 L)
Cadillac: Escalade models (2002–2010), CTS (2004–2007 5.7–6.0 L), Escalade EXT, ESV
Chevrolet: Corvette (1997–2004 5.7 L), Silverado 1500 (1999–2010 4.8–6.0 L), Tahoe (2000–2010 5.3 L), plus various other cars, LD/HD trucks, vans (1997–2016)
GMC: Sierra 1500 (1999–2010 5.3 L), Yukon (2000–2010 5.3 L), Canyon V8 5.3 L (2009–2010), Envoy series, Savana vans, etc.
Hummer: H2 (2003–2009), H3T (2009–2010 V8 5.3 L)
Isuzu: Ascender (2003–2006 V8 5.3 L), NPR truck (2010+, V8 6.0 L)
Mazda: Tribute (2009–2011 V6 3.0 L)
Pontiac: Grand Prix (2005–2008 V8 5.3 L), GTO (2004–2006), G6 (2007–2010 V6 3.5 L)