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p0300
I have this astro that is causing me some problems. Came in for a misfire at IDLE, I checked fuel trims, around 25 on both banks at idle and cleared up off idle, I smoked it found the egr gasket leaking replaced it and put acdelco plugs and cap on it(they were... Login to read more. ![]()
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| Engine | 4.3 L |
| Trans | 4-speed Automatic (Electronic) |
Vehicle Data
1999 Chevrolet Astro LS 4.3L
| Engine | 4.3 L |
| Trans | 4-speed Automatic (Electronic) |

16 Replies Received
16 Replies Received