Troubleshooting Fuel System Too Lean, Bank 1 & 2. Codes P0171 and P0174.

In this Video, We Show: Fuel System Too Lean, Bank 1 & 2. Codes P0171 and P0174. Chevrolet Tahoe 5.3 The error codes P0171 and P0174 on a Chevrolet Tahoe 5.3 indicate a lean fuel mixture in both engine banks. This means the engine is getting too much air and not enough fuel in the combustion process. Common causes include vacuum leaks, fuel delivery issues, or a faulty mass airflow sensor (MAF). Thank You For watching my videos. Thank you for all the nice comments. Here Is This Link If You Would Like To contribute. Thank You. https://www.paypal.com/paypalme/Gabri... Or on Cash App $GabrielAutoTech If you found this video useful, Please Like It, And Subscribe To My YouTube Channel.    / gabrielautotech   So you can help me, And I can upload more videos. Thank you. Thank you for choosing our services. We always do our best to serve you better and fix your car properly. Your Friendly, Expert Automobile Repair Technician. With more than 40 years of experience working in the auto repair field. I have been working on cars since they had contact points, ignition, and carburetors, when most of the built cars came with no air conditioning. We Are Here To Help With All Your Auto Repair Needs. We have the knowledge and the tools to do the job right. Gabriel Auto technician 413 E Ocean Blvd. Laguna Heights, TX. 956 346 3484. Auto Repair Shop. Auto Air Conditioning Repair and Recharge Brakes, Tune-Ups, Radiators, Shock Absorbers, Water Pumps, Timing Belts, Oil Change, Fan belts, Struts, Suspension, Transmission Service, Computer Diagnostics, Paint and Bodywork. Iron Welding. Thank You for your like on our page @   / gabrielautotech   Subscribe To My YouTube channel @    / gabrielautotech   https://www.tiktok.com/@gabrielautote... https://www.yelp.com/biz/gabriel-auto... https://business.google.com/b/1158464...