ENGINE RICH

Got A Volvo 940 2.3 Turbo That's Overfuelling, Checked The Idle Control Valve And Egr Valve Which Seems To Have Done Absolutely...

I Have A 1989 F150 With The 5.0l Efi/multiport Injection. Recently It Has Been Very Sluggish, Having No Power At All, And Runs So Rich You...

Running Rich.

Hello All. I Have A 1988 Ford E-150, Fuel Injected, V8 5.0l/302cid, With 118k Miles. Vehicle Runs Well But Gets Only 10 Mpg And Has A...

This Car Is Running Super Rich On Both Fuel Trims. I Have A Screenshot Of How Everything Is Reading. We Have Replaced Fuel Injectors, The...

I Have A Quadrate 4 Barrel (17080212-1024), Mounted To A Stock Intake On An 84 C20 454. I Recently Replaced The Hot-air Choke With An...

In The Past Few Months, I Have Done A Lot Of Needed Work For My Vehicle Listed Above Express 3.6l V6. I Had A Check Engine Light Come On...

Had A Hole In My Gas Tank For About 3 Months. Never A Engine Light On. I Changed Tank, Replaced Tank Pressure Sensor, All Hoses For Evap...

Truck Misfires Then When Shut Off Sputters Then Backfires.

So, It Has Been Misfiring On Almost All The Cylinders. So, I Changed Some Of The Plugs And Coils But That Didn't Change Much Of The...