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 MANUALSCHEVROLET2005TRAILBLAZER 4WD V8-5.3L VIN MREPAIR AND DIAGNOSISSPECIFICATIONSMECHANICAL SPECIFICATIONSENGINECYLINDER BLOCK ASSEMBLYCONNECTING ROD, ENGINE
2005 Chevrolet TrailBlazer 4WD V8-5.3L VIN M
Connecting Rod, Engine
2005 Chevrolet TrailBlazer 4WD V8-5.3L VIN MSECTION Connecting Rod, Engine
Connecting Rod Bolt/Screw
First Pass 20 Nm (15 ft. lbs.)
Final Pass 85 degrees
Connecting Rod Bore Diameter
Bearing End 56.505 - 56.525 mm (2.224 - 2.225 in)
Connecting Rod Bore Out-of-Round
Bearing End
Production 0.004 - 0.008 mm (0.00015 - 0.0003 in)
Service 0.004 - 0.008 mm (0.00015 - 0.0003 in)
Connecting Rod Side Clearance
Crankshaft 0.11 - 0.51 mm (0.00433 - 0.02 in)
Connecting Rod Journal Diameter
Production 53.318 - 53.338 mm (2.0991 - 2.0999 in)
Service 53.308 mm (2.0987 in)
Connecting Rod Journal Out-of-Round
Production 0.005 mm (0.0002 in)
Service 0.01 mm (0.0004 in)
Connecting Rod Journal Taper - Maximum for 1/2 of Journal Length
Production 0.005 mm (0.0002 in)
Service 0.02 mm (0.00078 in)
First Pass 20 Nm (15 ft. lbs.)
Final Pass 85 degrees
Connecting Rod Bore Diameter
Bearing End 56.505 - 56.525 mm (2.224 - 2.225 in)
Connecting Rod Bore Out-of-Round
Bearing End
Production 0.004 - 0.008 mm (0.00015 - 0.0003 in)
Service 0.004 - 0.008 mm (0.00015 - 0.0003 in)
Connecting Rod Side Clearance
Crankshaft 0.11 - 0.51 mm (0.00433 - 0.02 in)
Connecting Rod Journal Diameter
Production 53.318 - 53.338 mm (2.0991 - 2.0999 in)
Service 53.308 mm (2.0987 in)
Connecting Rod Journal Out-of-Round
Production 0.005 mm (0.0002 in)
Service 0.01 mm (0.0004 in)
Connecting Rod Journal Taper - Maximum for 1/2 of Journal Length
Production 0.005 mm (0.0002 in)
Service 0.02 mm (0.00078 in)
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.