Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSCHEVROLET2005EXPRESS 1500 RWD V6-4.3L VIN XREPAIR AND DIAGNOSISSPECIFICATIONSMECHANICAL SPECIFICATIONSENGINESYSTEM SPECIFICATIONSGENERAL ENGINE DATA
2005 Chevrolet Express 1500 RWD V6-4.3L VIN X
General Engine Data
2005 Chevrolet Express 1500 RWD V6-4.3L VIN XSECTION General Engine Data
GENERAL ENGINE DATA
Engine Type 90 degree V6
Displacement 4.3 liters (262 CID)
RPO LU3
VIN X
Bore 101.60 mm (4.012 in)
Stroke 88.39 mm (3.480 in)
Compression Ratio 9.2:1
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.