GMC Sonoma Repair Questions and Answers

Radiator Leaks Down At About 23 Miles Of Driving, Engine Does Not Overheat.

Just Changed Wheel Bearings And That Was Not It.

My Rear Right Flasher Is Not Working And Ive Tried Every Thing Else

In Warm Weather When I First Start My Truck The Rpms Will Drop From 1100 To 600 In A Short Time, But In Very Cold Weather The Rpm's Stay Up...

Had Both Cv Axles Replaced, Now Have Bad Vibration In Front, Parts Were From Napa. What Could Be The Problem? Could The Mechanics Put Them...

Fluctuates At Start Up And Through Out The Drive. No Problems Starting.

# 3 Cylinder Seems To Be Misfiring Off And On. I Have Replaced Everything From The Coil Down To The Spark Plugs, But Have Had No Success. ...

What Would Cause The Ecm B Fuse To Randomly Blow? Sometimes It Blows Instantly When I Put A New One In,even With The Ignition Off. Other...

Svc. Engine Soon Lite Came On. Scan Gave Me P0300 Code: Random Misfire, And P0155: Ho2s Heater Performance Bank 2 Sensor 1. Replaced O2...

1999 Gmc Sonoma 4cyl 2.2l Manual Transmission (5 Speed) New Battery With Lots Of Juice. Starter Replaced About 1.5 Years Ago. Truck Is...