RICH Questions

It Runs Rich Onboth Banks 4.3litre. It Has A Service Engine Light On And Sometimes It Misfiers.

Hello Everyone, My Car Is Running Rich,-12.5% Long Term. I Have New Injectors With Seals, Spark Plugs. I Changed My Map Sensor Recently To...

Already Replaced All Fuel Injectors, All Spark Plugs, All Coils, Mass Air Flow Sensor, Air Filter, Front 02 Sensor. Trying To Replace Fuel...

I've Been Dealing With A Rough And Low Idle When Stopped In Drive. I Have Short Term Fuel Trims Ranging From (-10% To -15%) While In...

Sorry Guys-you Have The Wife Of A Very Frustrated Guy Here. I Have To Ask, As He's At His Wit's End, So Please Bear With Me... Bought The...

My Truck Is Running Rich, Could It Be The O2 Sensors On Bay One Sensor One And Bay Two Sensor One?

Engine Performance Problem 1990 Oldsmobile 98 6 Cyl Front Wheel Drive Automatic Thank You For Your Time. I Have A 90 Olds 98, When It'...

I Can Crank Up On A Cool Morning And It Will Run Perfect And Has Fooled Many Shops And Mechanic's ! I Can Leave The Shop After Getting It...

I Have A 1986 Nissan 720, Non-hardbody 4wd 2.4l Z24 Motor With 273xxx Miles On It. It's Running Really Rich And I'm Trying To Get It To Pass...

This Morning The Engine Ran Rough, Missing, Blowing Black Smoke; Running Rich. Engine Light Is On But No One (not Even A Ford Dealer) Can...