Hey Scotty. I’m getting a p1174 code on a Chevy Avalanche. Any ideas of what’s causing it?

P1174 CHEVROLET - Fuel Trim Cylinder Balance Bank 1 7 | Add Comment Possible causes Clogged Fuel Injectors Faulty Oxygen sensor Ignition problem Fuel injection problem Engine mechanical condition What does this mean? Tech notes The sometimes is triggered by clogged fuel injectors. Start by using high octane fuel and/or fuel additive to clean injectors. If problem persists fuel injectors may need to be replace. There is a factory service bulletin for the following Chevrolet models: 2000 Chevrolet S-10 2000-2008 Chevrolet Camaro 2000-2008 Chevrolet Lumina 2000-2008 Chevrolet Cavalier 2000-2003 Chevrolet Impala 2000-2003 Chevrolet Malibu 2000-2003 Chevrolet Monte Carlo 2000-2003 Chevrolet Silverado 2000-2003 Chevrolet Suburban 2000-2003 Chevrolet Tahoe 2000-2003 Chevrolet Venture 2001-2008 Chevrolet Express 2002-2008 Chevrolet Astro 2000-2003 Chevrolet Avalanche 2000-2003 Chevrolet Trailblazer 2003-2008 Chevrolet Blazer 2003-2008 Chevrolet S-10 2003-2008 Chevrolet Trailblazer EXT 2000-2008 Chevrolet Factory Service Bulletin OBDII Code P1174