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Home >> Cadillac >> 2005 >> CTS Base, 3.6 7, Automatic >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - 3.6L - Introduction >> Description and Operation >> Fuel System Description >> Fuel Pump Relay
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Fuel Pump Relay

The fuel pump relay allows the ECM to energize the fuel pump. The ECM enables the fuel pump whenever the crankshaft position (CKP) sensor pulses are detected.

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