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How to get a 1992 Buick Riviera to start again after unplugging BCM you have crank and gas but no spark?
Wiki User
∙ 18y ago
Disconnect the battery, wait 5 seconds, and reconnect it. It should start then. When you replace any electronic or electrical, the computer will not realize it until the car's computer is "reset". To do this, you must unhook, and the rehook the battery.
Wiki User
∙ 18y ago
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