Chevrolet Tahoe Engine Compression

I Recently Pruchased My Tahoe Z71 3 Months Ago. I Hear A Burst Of Air Randomly When Driving. It Happens When Turn And/or Accelerating But...

When Doing A Compression Test On The Cylinders, Do You Have To Disable The Ignition System? If So How Do You Do That? Sully

Check Engine Light Came On. Took Car To Service Station. Found Code Po300b Random Multiple Misfire Detected. Found Spark Plugs Had Signs Of...

99 Tahoe Has About 120k On T. I Had The Misfire Code On Cylinder 4. I Did All The Normal Tune Up Stuff And Still Had The Misfire. Fuel...