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.
2025 Buick Enclave Avenir, AWDFACTORY OEM SERVICE PROCEDURE
Labor Times
- Accessories and Equipment
- Body and Frame
- Body and Cab Control Systems
- Hoods
- Rear Hatches and Deck
- Brakes
- Electrical
- Engine Mechanical
- Auxiliary Emission Control Systems
- Cooling Fan
- Cooling System (Mechanical)
- Exhaust
- Fuel Systems
- Lubrication Systems
- Mechanical
- Camshaft Gear Or Sprocket
- Crankshaft Gear Or Sprocket
- Crankshaft Main Oil Seal
- Cylinder Head Gasket
- Engine Assembly
- Engine Assembly (Complete)
- Engine Or Transmission Mount
- Long Block
- Powertrain Assembly
- Rocker Arm
- Short Block
- Spark Plug Tube Seal
- Timing Chain
- Timing Chain Guide
- Timing Chain TENSIONER
- Timing Cover
- Timing Cover Gasket
- Valve
- Valve Cover Gasket
- Valve Lifters
- Valve Lifters (Removed)
- Valve Spring Or Seal
- Starters
- Engine Performance
- Heating, Ventilation & A/C (HVAC)
- Restraints
- Steering
- Suspension
- Transmission
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.
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