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2008 GMC Yukon
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OEM (Genuine) 2008 GMC Yukon Serpentine Idler Pulley
PartNumber: 12669569
Product Specifications- Notes: Tahoe, Yukon, Escalade
- Other Names: Idler Pulley, Serpentine Idler Pulley
- Item Dimensions: 6.8 x 4.4 x 4.4 inches
- Item Weight: 1.20 Pounds
- Fitment Type: Direct Replacement
- Replaces: 12555609, 12580771
- Part Description: 2008 GMC Yukon Serpentine Idler Pulley
Vehicle Fitment- 2008 GMC Yukon | Denali, SL, SLE, SLT | 8 Cyl 4.8 L GAS, 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS, 8 Cyl 6.0 L GAS, 8 Cyl 6.2 L FLEX, 8 Cyl 6.2 L GAS
$54.20 MSRP:$102.28You Save: $48.08 (48%)
Gates® Drivealign Drive Belt Idler Pulley for 2008 GMC Yukon
PartNumber: 36299Product Specifications- Bearing Bore Inside Diameter 1: 17 mm
- Contact Surface: Smooth/Backside
- Material: Steel
- Number of Grooves: 0
- Number Of Pulleys: 1
- Outside Diameter: 3.54"
- Pulley 1 Flanged: No
- UPC: 072053394078
- Width: 31 mm
- Part Description: 2008 GMC Yukon Drivealign Drive Belt Idler Pulley
Vehicle Fitment- 2008 GMC Yukon | All Trims | 8 Cyl 4.8L
- 2008 GMC Yukon | All Trims | 8 Cyl 5.3L
- 2008 GMC Yukon | All Trims | 8 Cyl 6.2L
$25.40
Dayco® No Slack Light Duty New Style Idler Tensioner Pulley for 2008 GMC Yukon
PartNumber: 89006Product Specifications- Bearing Inner Diameter 1: 17
- Bearing Width: 12
- Belt Type: Serpentine
- Flat: Y
- Material: Steel
- Max Belt Width: 06 Rib
- Number of Bearings: 1
- Pulley Outside Diameter: 90
- Pulley Width: 30
- UPC: 038244156948
- Part Description: 2008 GMC Yukon No Slack Light Duty New Style Idler Tensioner Pulley
Vehicle Fitment- 2008 GMC Yukon | All Trims | 8 Cyl 4.8L
- 2008 GMC Yukon | All Trims | 8 Cyl 5.3L
- 2008 GMC Yukon | All Trims | 8 Cyl 6.2L
$19.32
OEM (Genuine) 2008 GMC Yukon Serpentine Tensioner
PartNumber: 12580196
Product Specifications- Notes: AC Belt; AC Belt Tensioner; Tahoe, Yukon, Escalade;Tahoe, Yukon, Escalade
- Other Names: Belt Tensioner, Serpentine Tensioner, Tensioner
- Item Dimensions: 4.8 x 3.1 x 2.7 inches
- Item Weight: 1.10 Pounds
- Fitment Type: Direct Replacement
- Replaces: 12562065, 12565372
- Part Description: 2008 GMC Yukon Serpentine Tensioner
Vehicle Fitment- 2008 GMC Yukon | Denali, Hybrid, SL, SLE, SLT | 8 Cyl 4.8 L GAS, 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS, 8 Cyl 6.0 L ELECTRIC/GAS, 8 Cyl 6.0 L GAS, 8 Cyl 6.2 L GAS
$55.60 MSRP:$104.91You Save: $49.31 (48%)
Four Seasons® Drive Belt Idler Pulley for 2008 GMC Yukon
PartNumber: 45975Product Specifications- Belt Type: Serpentine
- Belt Width IN: 1.000
- Belt Width MM: 25.400
- Bore Dia. IN: .69
- Color: Black
- Groove Quantity: Smooth
- I.D. MM: 17
- Inside Diameter: 0.6875
- Material: Steel
- Meets / Exceeds OEM: Yes
- Mount Hole Qty: 1
- Mounting Hardware: Not Included
- O.D. MM: 88.900
- Outside Diameter: 3.500
- Pulley Type: Back Idler
- Pulley Width IN: 1
- Pulley Width MM: 25.4
- Style: Idler / Tensioner Pulley
- UPC: 096361459755
- Width: 25.4
- Part Description: 2008 GMC Yukon Drive Belt Idler Pulley
Vehicle Fitment- 2008 GMC Yukon | All Trims | All Engines
$13.76
Gates® Drivealign Drive Belt Idler Pulley for 2008 GMC Yukon
PartNumber: 36169Product Specifications- Bearing Bore Inside Diameter 1: 12 mm
- Contact Surface: Smooth/Backside
- Material: Steel
- Number of Grooves: 0
- Number Of Pulleys: 1
- Outside Diameter: 60 mm
- Pulley 1 Flanged: No
- UPC: 072053392777
- Width: 21.25 mm
- Part Description: 2008 GMC Yukon Drivealign Drive Belt Idler Pulley
Vehicle Fitment- 2008 GMC Yukon | All Trims | 8 Cyl 4.8L
- 2008 GMC Yukon | All Trims | 8 Cyl 5.3L
- 2008 GMC Yukon | All Trims | 8 Cyl 6.2L
$24.88
Dayco® No Slack Light Duty Idler Tensioner Pulley for 2008 GMC Yukon
PartNumber: 89542Product Specifications- Notes: Steel Pulley, 12mm Bearing ID, Fits OE Tensioner;Steel Pulley, 12mm Bearing ID
- Bearing Inner Diameter 1: 12
- Bearing Width: 8
- Belt Type: Serpentine
- Flat: Y
- Material: Steel
- Max Belt Width: 04 Rib
- Number of Bearings: 1
- Pulley Outside Diameter: 60
- Pulley Width: 21
- UPC: 036687843036
- Part Description: 2008 GMC Yukon No Slack Light Duty Idler Tensioner Pulley
Vehicle Fitment- 2008 GMC Yukon | All Trims | 8 Cyl 4.8L
- 2008 GMC Yukon | All Trims | 8 Cyl 5.3L
- 2008 GMC Yukon | All Trims | 8 Cyl 6.2L
$21.65
OEM (Genuine) 2008 GMC Yukon Crankshaft
PartNumber: 12685659
Product Specifications- Other Names: Crankshaft
- Item Dimensions: 8.1 x 6.1 x 26.5 inches
- Item Weight: 66.50 Pounds
- Replaced by: 19431873
- Part Description: 2008 GMC Yukon Crankshaft
Vehicle Fitment- 2008 GMC Yukon | Denali | 8 Cyl 6.2 L FLEX, 8 Cyl 6.2 L GAS
$481.06 MSRP:$763.62You Save: $282.56 (38%)
Four Seasons® Drive Belt Idler Pulley for 2008 GMC Yukon
PartNumber: 45971Product Specifications- Belt Type: Serpentine
- Belt Width IN: .88
- Belt Width MM: 22.4
- Bore Dia. IN: .67
- Color: Black
- Groove Quantity: 6
- I.D. MM: 17
- Inside Diameter: 0.671875
- Material: Plastic
- Meets / Exceeds OEM: Yes
- Mount Hole Qty: 1
- Mounting Hardware: Not Included
- O.D. MM: 76.0
- Outside Diameter: 2.99
- Pulley Type: Idler Pulley
- Pulley Width IN: 1.13
- Pulley Width MM: 28.7
- Style: Idler / Tensioner Pulley
- UPC: 096361459717
- Width: 28.7
- Part Description: 2008 GMC Yukon Drive Belt Idler Pulley
Vehicle Fitment- 2008 GMC Yukon | All Trims | All Engines
$12.39
Gates® Drivealign Grooved Drive Belt Idler Pulley for 2008 GMC Yukon
PartNumber: 38008Product Specifications- Bearing Bore Inside Diameter 1: 17 mm
- Contact Surface: V-Ribbed Grooved
- Material: Thermoplastic
- Number of Grooves: 6
- Number Of Pulleys: 1
- Outside Diameter: 2.76"
- Pulley 1 Flanged: Yes
- UPC: 072053284232
- Width: 25 mm
- Part Description: 2008 GMC Yukon Drivealign Grooved Drive Belt Idler Pulley
Vehicle Fitment- 2008 GMC Yukon | All Trims | 8 Cyl 6.0L
$15.85
Dayco® No Slack Light Duty Idler Tensioner Pulley for 2008 GMC Yukon
PartNumber: 89550Product Specifications- Notes: Plastic Pulley, 17mm Bearing ID, Fits Dayco Tensioner;Plastic Pulley, 17mm Bearing ID
- Bearing Inner Diameter 1: 17
- Bearing Width: 12
- Belt Type: Serpentine
- Flat: Y
- Material: Polymer
- Max Belt Width: 04 Rib
- Number of Bearings: 1
- Pulley Outside Diameter: 60
- Pulley Width: 20
- UPC: 036687845047
- Part Description: 2008 GMC Yukon No Slack Light Duty Idler Tensioner Pulley
Vehicle Fitment- 2008 GMC Yukon | All Trims | 8 Cyl 4.8L
- 2008 GMC Yukon | All Trims | 8 Cyl 5.3L
- 2008 GMC Yukon | All Trims | 8 Cyl 6.2L
$15.96
OEM (Genuine) 2008 GMC Yukon Serpentine Idler Pulley
PartNumber: 12580774
Product Specifications- Notes: Tahoe, Yukon, Escalade
- Other Names: Idler Pulley, Serpentine Idler Pulley
- Item Dimensions: 3.0 x 3.2 x 3.2 inches
- Item Weight: 0.60 Pounds
- Fitment Type: Direct Replacement
- Replaces: 12556612
- Part Description: 2008 GMC Yukon Serpentine Idler Pulley
Vehicle Fitment- 2008 GMC Yukon | Denali Hybrid, Hybrid | 8 Cyl 6.0 L ELECTRIC/FLEX, 8 Cyl 6.0 L ELECTRIC/GAS
$48.00 MSRP:$90.59You Save: $42.59 (48%)
Gates® Drivealign Drive Belt Idler Pulley for 2008 GMC Yukon
PartNumber: 38009Product Specifications- Bearing Bore Inside Diameter 1: 17 mm
- Contact Surface: V-Ribbed Grooved
- Material: Thermoplastic
- Number of Grooves: 6
- Number Of Pulleys: 1
- Outside Diameter: 2.99"
- Pulley 1 Flanged: Yes
- UPC: 072053284256
- Width: 25 mm
- Part Description: 2008 GMC Yukon Drivealign Drive Belt Idler Pulley
Vehicle Fitment- 2008 GMC Yukon | All Trims | 8 Cyl 4.8L
- 2008 GMC Yukon | All Trims | 8 Cyl 5.3L
- 2008 GMC Yukon | All Trims | 8 Cyl 6.2L
- 2008 GMC Yukon | All Trims | 8 Cyl 6.0L
$15.36
Dayco® No Slack Light Duty Idler Tensioner Pulley for 2008 GMC Yukon
PartNumber: 89015Product Specifications- Bearing Inner Diameter 1: 17
- Bearing Width: 12
- Belt Type: Serpentine
- Flat: N
- Groove Quantity: 6
- Material: Polymer
- Max Belt Width: 06 Rib
- Number of Bearings: 1
- Pulley Outside Diameter: 70
- Pulley Width: 28.3
- UPC: 036687135353
- Part Description: 2008 GMC Yukon No Slack Light Duty Idler Tensioner Pulley
Vehicle Fitment- 2008 GMC Yukon | All Trims | 8 Cyl 6.0L
$15.18
Dayco® No Slack Light Duty Idler Tensioner Pulley for 2008 GMC Yukon
PartNumber: 89009Product Specifications- Bearing Inner Diameter 1: 17
- Bearing Width: 12
- Belt Type: Serpentine
- Flat: N
- Groove Quantity: 6
- Material: Polymer
- Max Belt Width: 06 Rib
- Number of Bearings: 1
- Pulley Outside Diameter: 76
- Pulley Width: 28.7
- UPC: 038244156979
- Part Description: 2008 GMC Yukon No Slack Light Duty Idler Tensioner Pulley
Vehicle Fitment- 2008 GMC Yukon | All Trims | 8 Cyl 4.8L
- 2008 GMC Yukon | All Trims | 8 Cyl 5.3L
- 2008 GMC Yukon | All Trims | 8 Cyl 6.2L
- 2008 GMC Yukon | All Trims | 8 Cyl 6.0L
$13.50
FAQ for Idler Pulley Repair
Q: How do you remove the Drive Belt Idler Pulley?
A:
You can remove the accessory drive belt, loosen the drive belt idler pulley bolt and remove the idler pulley.
By Bob
GM Specialist
01/11/2022Q: What's the recommended torque for the drive belt idler pulley bolt?
A:
The recommended torque is 50 Nm.
By Bob
GM Specialist
01/11/2022Q: How do you install the drive belt idler pulley?
A:
You can position the drive belt idler pulley to the generator bracket, tighten the idler pulley bolt finger tight, tighten the drive belt idler pulley bolt and install the accessory drive belt.
By Bob
GM Specialist
01/11/2022