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.
2008 GMC Acadia AWD V6-3.6LFACTORY OEM SERVICE PROCEDURE
Connecting Rod, Engine
Connecting Rod Bolt
First Pass 30 N.m (22 lb ft)
Second Pass - Counterclockwise Back Off to Zero
Third Pass 25 N.m (18 lb ft)
Final Pass 110 Degrees
Connecting Rod Bore Diameter - Bearing End 59.620-59.636 mm (2.3472-2.3479 in)
Connecting Rod Bore Diameter - Pin End 24.007-24.021 mm (0.9452-0.9457 in)
Connecting Rod Length - Center to Center 150.400 mm (5.9212 in)
Connecting Rod Side Clearance 0.095-0.355 mm (0.0374-0.0140 in)
Connecting Rod Width - Bearing End
Production 21.775 mm (0.8573 in)
Service 21.725-21.825 mm (0.8553-0.8593 in)
Connecting Rod Width - Pin End
Production 21.775 mm (0.8573 in)
Service 21.725-21.825 mm (0.8553-0.8593 in)
First Pass 30 N.m (22 lb ft)
Second Pass - Counterclockwise Back Off to Zero
Third Pass 25 N.m (18 lb ft)
Final Pass 110 Degrees
Connecting Rod Bore Diameter - Bearing End 59.620-59.636 mm (2.3472-2.3479 in)
Connecting Rod Bore Diameter - Pin End 24.007-24.021 mm (0.9452-0.9457 in)
Connecting Rod Length - Center to Center 150.400 mm (5.9212 in)
Connecting Rod Side Clearance 0.095-0.355 mm (0.0374-0.0140 in)
Connecting Rod Width - Bearing End
Production 21.775 mm (0.8573 in)
Service 21.725-21.825 mm (0.8553-0.8593 in)
Connecting Rod Width - Pin End
Production 21.775 mm (0.8573 in)
Service 21.725-21.825 mm (0.8553-0.8593 in)
Factory Service Tools
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
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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.