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GMC
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2007
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Sierra Classic 1500 4WD V8-5.3L Hybrid
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Repair and Diagnosis
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Powertrain Management
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Fuel Delivery and Air Induction
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Service Precautions
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Vehicle Damage Warnings
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Single Cylinder Flooding Notice
Single Cylinder Flooding Notice
Single Cylinder Flooding Notice
Notice:
In order to prevent flooding of a single cylinder and possible engine damage, relieve the
fuel pressure
before performing the
fuel injector
coil test procedure.