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2003 blazer makes bang going from 4X4H to 2wd
I am posting this for a fellow tech. He is working on the above blazer. Going into 4X4 H and L works normal. But when he shifts it to 2WD, it will make a bang noise you can feel in the vehicle. Has anyone seen this? No lights on or codes. After the bang, it is... Login to read more. ![]()
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| Engine | 4.3 L |
| Trans | 4-speed Automatic (Electronic) |
Vehicle Data
2003 Chevrolet Blazer LS 4.3L
| Engine | 4.3 L |
| Trans | 4-speed Automatic (Electronic) |

11 Replies Received
11 Replies Received