How to replace the harmonic balancer on 2006 GMC Sierra 3500?

Remove A/C belt, fan and starter. Secure flywheel with holding tool, then remove balancer bolt and washer, install protector button, and pull balancer using harmonic remover. Remove button. Grease and press new balancer with installer, then fit bolt and washer. Detach holding tool and refit starter, fan and belt.

OEM 2006 GMC Sierra 3500 Harmonic Balancer

Engine Harmonic Balancer

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3 Harmonic Balancers found

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2006 GMC Sierra 3500 Vibration Damper Part Number: 97374383
$809.93 MSRP: $1280.12
You Save: $470.19 (37%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Balancer Assembly-Crankshaft (W/Pulley); Balancer, Engine Crankshaft Pulley And Balancer
- Item Weight: 19.80 Pounds
- Item Dimensions: 5.8 x 5.6 x 5.5 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 97374383
- Warranty: This genuine part is guaranteed by GM's factory warranty.
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Fits the following 2006 GMC Sierra 3500 Submodels:
- SL, SLE, SLT, WT | 8 Cyl 6.6 L DIESEL
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2006 GMC Sierra 3500 Vibration Damper Part Number: 12552283
$221.35 MSRP: $376.87
You Save: $155.52 (42%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Balancer, Engine Crankshaft; Balancer, Engine Crankshaft And Camshaft Balancer
- Item Weight: 16.80 Pounds
- Item Dimensions: 11.2 x 8.1 x 8.3 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 12552283
- Warranty: This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2006 GMC Sierra 3500 Submodels:
- Base, SL, SLE, SLT, WT | 8 Cyl 8.1 L GAS
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2006 GMC Sierra 3500 Vibration Damper Part Number: 12634105
Product Specifications
- Other Name: Pulley; Harmonic Balancer; Crankshaft Balance; Balancer
- Replaces: 12576652, 12553112
- Item Weight: 10.90 Pounds
- Item Dimensions: 9.3 x 8.6 x 6.5 inches
- Condition: New
- SKU: 12634105
- Warranty: This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2006 GMC Sierra 3500 Submodels:
- Base, SL, SLE, SLT, WT | 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L GAS

2006 GMC Sierra 3500 Harmonic Balancer

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2006 GMC Sierra 3500 Harmonic Balancer Parts and Q&A

Q: How to replace the harmonic balancer on 2006 GMC Sierra 3500?
A: Remove A/C belt, fan and starter. Secure flywheel with holding tool, then remove balancer bolt and washer, install protector button, and pull balancer using harmonic remover. Remove button. Grease and press new balancer with installer, then fit bolt and washer. Detach holding tool and refit starter, fan and belt.