Questions & Answers for: 2004 trailblazer knocking sound

po410 code on a chevy trailblazer my trailblazer has a secondary air inj. code some say possibly a fuse where will the fuse be anyway and what is the steps of diagnosing this problem The secondary air

knocking sound coming from the front end. It comes primarily from the passenger side..The steering wheel feels normal and the car does not sway but someone mentioned the sway bar bushings and links...

...knocking sound when I drive. When I'm stopped or idling it's louder and the engine seems like it's going to shut off. What can be wrong? If the fan is wobbling, even if the engine was running well, ...

...2004 trailblazer making a knocking noise, I connected my diagnostic reader and got the code P0016 (camshaft actuater solenoid). Put in a new camshaft actuater solenoid and it still knocks. The knock ...

2004 Chevy Trailblazer with just over 100,000 miles on it. It doesn't get driven overly much but today a knocking sound started. The oil was low (very low) and I added oil and it still kn I have a

2004 chevy trailblazer A few months ago my oil pressure gage when crazy, flickering back and forth and then finally dropping to zero. the next morning it was fine.. engine ran fine the entire time and

...2004 trailblazer has a knocking soung at idle I had a squealing at first and changed the belt . I also changed the plugs and modules because it was time any way . but now there is no codes or service ...