LEAN Questions

When The Engine Is Cold It Starts And Runs Perfectly Fine, But After Twenty Or Thirty Miles It Seems Power Loss And Eventuly End Stopping...

Short Fuel Trim Is Around 3% But Long Trim Is 25% On Both ,so Far I Have Replaced Fuel Filter, It Was Restricted,,,cleaned Maf Sensor ,pvc...

Does Anyone Have Pictures Of There Engine Or A Diagram Of This Model's Specific Pcv System. I Am Trying To Find The End Connections Of The...

The Rpms Get To Low When I Stop The Car.

Just Gave The 4runner A Tune Up Consisting Of Plug&wires, Distributor Cap&rotor, New K&n Air Filter, Three New Belts, Oil Change W/filter...

Engine Code Keeps Coming On After About 800k I Have An After Market Knn Air Intake And Modifided Exshaust Removed 3 Cat And Installed Hi...

I Need To Know What Vacuum Leaks Would Cause This And Where To Find Them. A Diagram Of The Vacuum System May Help. I Had A Repair Of The...

The Truck Starts To Stall Out If I Floor The Gas Pedal At Any Speed From 30 To 60 Mph. If I Gradually Build Up Speed It Is Fine. The Fuel...

I Have A 88 Chevy 3500 With A 5.7 Tbi Motor The Truck When Cold Runs Like It Is Not Getting Enough Fuel Or Sputters But After About 25 Min...

If You Step On The Gas Pedal More Than An Eighth Of The Way The Engine Bogs And Will Not Recover Unless You Let Your Foot Off The Gas Back...