Bought a used 2002 trailblazer that had some problems when I got it. Threw codes p0340 and p0014. Stalled out when breaking at random intervals. I replaced the camshaft actuator solenoid and camshaft position sensor, changed the oil, changed spark plugs and finally got it to pass emissions. Now...

I am new to the forum venue and need some help. I am a 63 year old female and have to do most of my own work due to financial constraints. I have a 2005 Chevrolet Trailblazer and recently got my oil changed at Firestone. Immediately afterward my battery went dead and I replaced it with a new...