LEAN Questions

2000 Ford Ranger 11000 4.0 I Asked A Question About This Last Week I Tried Cleaning The Maf Sensor With Maf Cleaner It Was Clean But I...

My Suburban Started To Sputter Then Run Fine For Days, Then Sputtered And Stalled And Then Ran Fine For A Few Days. Then It Sputtered For...

Codes Are 174 173 172 171

I Tested The Fuel Pressure Engine Off 60psi Running Is At 54psi. Don't Know What It Should Read. The Problem Is It Will Idle Real Erratic...

Where Are Knock Sensors Located And Will I Need Gaskets Ect To Replace Them

This Started About Several Months Ago. I Replaced Bank 1 Oxygen Sensor With Oem Bosh. About A Month Later Battery Drained. I Replaced...

Problem Started With A Slight Hesitation Now Its Stalling And Has No Power, Idling Rough But I Does Run

2001 Toyota Corolla 4 Cyl Automatic 120000 Miles In Order To Pull Out The Gas Pedal Must Be Slightly Pressed. If I Give It A Normal...

Feels Like Its Not Running On All Cylinders

I Recently Tuned Up My Sisters 97 Sable Wagon, 130,000 3.0 Dohc. When I Removed The Upper Intake I Noticed That They Were Both Filthy. I...