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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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Tune-up and Engine Performance Checks
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Ignition Timing
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Number One Cylinder
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Locations
Number One Cylinder: Locations
Cylinders 1, 3, 5, 7 are on the left bank.
Cylinders 2, 4, 6, 8 are on the right bank.
For ignition system firing order,
Firing Order
Service and Repair