The EGR would not cause the engine to stall.
When gauges stops working, there are 2 different situation.
1. Did the gauges stop working because the engine stalled? If this is the case, we would need to check what is causing the engine to stall, the gauges are not an indicator of anything.
2. If they stopped working due to power interruption, the most likely cause would be the ignition switch or its wire connections.
Did you try to retrieve for trouble codes?
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Tuesday, July 28th, 2009 AT 8:49 AM