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Home >> Buick >> 2003 >> Century Base >> Repair and Diagnosis >> External Pages >> Different car >> Section 487 (Body Control System) >> Description and Operation >> Body Control System Description and Operation >> Relay Controlled Power Mode >> Ignition 1 Relay
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Ignition 1 Relay

WARNING: This page is about a different car, the 2004 Pontiac Grand Prix. However, it is still accessible from the selected car via links, so may be relevant.

The relay uses a Hot At All Times B+ power source derived from the underhood electrical center. The Ignition 1 relay supplies a power signal to the following circuits when the Run or Crank power mode is selected: