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What does dash lights to flashing mean after you change the battery on a 1997 Dodge Grand Caravan?

The flashing dash lights after changing the battery on a 1997 Dodge Grand Caravan typically indicate that the vehicle's electrical system is attempting to reset itself. Here are a few reasons why this may occur:

1. Computer Reset: Changing the battery can temporarily disconnect the vehicle's electrical system, causing the onboard computer to reset.

2. ECM Memory Loss: Disconnecting the battery can erase stored data in the Engine Control Module (ECM), triggering the check engine light and other dash lights.

3. Electrical Fault: If there was an existing electrical fault or short circuit, the dash lights flashing could indicate that the problem has persisted.

4. Voltage Fluctuation: Abrupt changes in voltage when reconnecting the battery can sometimes trigger temporary warning lights.

In most cases, these flashing lights should disappear after starting the engine and letting it run for a few minutes. The computer and electrical systems will usually stabilize, and the dash lights should turn off.

However, if the lights continue to flash or if other issues arise, it's recommended to have the vehicle diagnosed by a qualified mechanic to identify and address any underlying problems.

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