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  1. Mechanical and Electrical Problems
    Engine code P300 My check engine lights flashes, there's a rough ticking and almost sounds like a hole in the exhaust. When backing out, engine bogs down and cuts off. After it's been on for a bit, it will idle so high it will sound like someone stepping on the accelerator to which after a few...
  2. Autocare and Maintenance
    Hello everyone, I have a problem with my 2003 45,990 miles Chevy Impala. The check light came on. The engine sounds good as always starts good, but there is not power. Any idea what could be happening? Thanks!! Gordon.
  3. Automotive Discussion
    I have an 04 impala 3.4, coolant seems to not be circulating in to the engine from radiator for some reason. I've changed the thermostat and water pump, twice, and flushed the radiator. Coolant does seem to be leaking somewhere under the water pump area. Haven't pin pointed exactly from where...
  4. Mechanical and Electrical Problems
    I'm new to the forum and really hope I'm posting properly. I have a 2003 Impala with 3.4 engine. When I purchased the car, it ran fine for a day and a half then starting missing horribly at idle, cutting out as if I turned the key off while driving then cutting back in hard, and will often rev...
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