P CODES (POWERTRAIN) P0100 - P0199

I Have A Check Engine Light That Just Came On. I Was Using A (related Nephew) Napa Mechanic That Has Been A Little Iffy For A While. Anyway...

I Have A 2002 Deville With A P0141 Code. 02 Heater Circuit Bank 1 Sensor 2. Can Anything Other Than The Sensor Cause This? And Wich One Of...

1996 Pont. Grandprix, 3.1,100000miles.P0172 System To Rich Bank 1. I Am Unable To Get Rid Of This Code.I Have Done A Complete Tune Up, Plus...

0n A 2004 Jeep Grand Cheroe Where Is Bank 1 Sensor 1 Located Spit Code P0135 Heater Circuit Is Bank Closest To Engine Or Left Fender Both...

I Have An I30 2001, I Had A Bad Coil Pack Which Would Cause Missing, Replaced Pack, Know I Get P0171, P0174. When I Start The Car In...

These Two Codes Keep Coming Back. I Replaced Tps And Iac No Fix. I Replaced Egr No Fix. New Ecm Fixed For A Few Days Then Came Back. I Was...

I Have An Issue Finding The Problem With My Car Listed Above. I'm Getting A P0171 Code. Symptoms Include Hesitation And Loss Of Power At...

Dear Sir, My Problem Is (check Engine Light On), After Computer Test Appears Code P0106. I Read About P0106 Code That Mean A Problem...

I Recently Started Getting Very Poor Gas Mileage. Less Than 10 Mile Per Gallon. I Get A P0171 Code When I Hook Up A Code Reader. Where...

Random Cel! So I Got One A Few Weeks Ago And The Car Was In Limp Mode! So I Went To Autozone And The Code Was Saying Cylinder 1 Lean (...