GMC SONOMA TROUBLE CODE

I Have A 2001 Gmc Sonoma 2wd 2.2 Liter And Have The P0420 Code For Catylyst Ef­fi­ciency Low Bank One. I Have A New Cat And Rear O2 Sen­sor So...

My Ser­vice En­gine Soon Light Comes On Oc­ca­sion­ally And Has Stored The Code P0171. I Can, T Find Any Vac­uum Leaks And The Ve­hi­cle Has...

2002 Sonoma P0171 (sys­tem Too Lean Bank 1)re­placed Ects, Cat Conv, 02 Sen­sor, Has Been Smoked For Leaks None Found, 02 Sen­sor Is Read­ing...

This Ve­hi­cle Had The Dis­trib­u­tor Re­placed By A G.M. Deal­er­ship, Due To The Cap And Ro­tor Melt­ing. Every Since Then When The Ve­hi­cle Is...

Truck Is Run­ning Lean, But Dri­ves Good. Starts Act­ing Up When I Am Go­ing Slow And In Idle But Not All The Time. I Have Re­placed Fuel Tank...

The Truck Has A Hard Start Con­di­tion If Left Sit­ting More Than A Day With­out Start­ing. Whether Cold Or Warmed To Op­er­at­ing Tem­per­a­ture. It...

My 1998 Gmc Sonoma Is Pop­ing Out The In­take An The Ex? It Runs Badthe Codes Are Po300/​po155/​po102 Help?