CHEVROLET SONIC ENGINE SYMPTOM

The En­gine Ran Hot. We Shaved The Cylin­der Heads. Now It Starts But Does Not Rev Out Com­pletely. What Is The Prob­lem?

Car Will Not Crank. The Starter And Bat­tery Are Fine. Cel Code Is Only Show­ing Code For Re­lay For The Cool­ing Fan. All Lights In­side And...

The Truck Has A 6.0, Had A Bad Bear­ing In It, So Bought A 2004 6.0 And Re­placed The En­gine. We Kept The Orig­i­nal In­take, Wire Har­ness...

Has Dri­ven Fine Un­til To­day. Dri­ves Fine On Flat Sur­face But The Rp­m's Go Up And Loses Power When Go­ing Up In­cline Or Hills And En­gine...

My Car Is Hav­ing Trou­ble Ac­cel­er­at­ing And Puts Out A Lot Of Ex­haust Be­hind. I Can Floor It And The Rp­m's Will Go Up, But Hardly...

Changed Coil Pack, And Plug, But Is Still Do­ing It.

My Mom Has The Ve­hi­cle Listed Above (ltz) That She Rarely Dri­ves. Yes­ter­day It Would­n't Start. I Tried To Jump It Off And Still Noth­ing...

When I Ac­cel­er­ate To Go Up A Hill I Lose Power. Dri­ving On A Flat Sur­face Is Fine. Stop­ping At A Red Light Or Stop Sign. Car Feels Like...

My Car Was Slow To Start Up For A Few Days, The En­gine Was Tak­ing Longer To Turn Over. One Day It Did­n't Start, I Got A Jump, And It...

Check En­gine Light Came On I Changed The Oxy­gen Sen­sors Front And Back, The Mas Flow Sen­sor, And The Valve Cover Gas­ket And The Prob­lem...