How to replace the camshaft in RPOs LC9/LMG/LY2/LY5 (4.8L and 5.3L) on GMC Yukon?

Beginning a Camshaft replacement for rpos lc9/lmg/ly2/ly5 (4.8L and 5.3L) requires removal of the radiator support followed by removal of valve lifters alongside their replacement before proceeding. You must detach both the Starter motor and the engine front cover. Apply the j 42386-a (Flywheel Holding Tool) along with two m10-1.5 x 120 mm and m10-1.5 x 45 mm bolts while applying torque reaching 50 n.m (37 lb ft). Follow this step by carefully rotating the crankshaft sprocket to line up its alignment marks with the one on the Camshaft sprocket before you remove the Timing Chain since any movement of the crankshaft system must be prevented. The procedure requires removing bolt 206 from the Camshaft sprocket followed by removing components 205 and 208 then proceeding with bolts 204 and retainer 203. Take special caution when handling the Camshaft to protect the Camshaft bearings from harm. Apply clean oil to both bearing surfaces of the Camshaft before putting it into the engine block through the use of the Camshaft sprocket bolt as an installation tool. The first clean the gasket surface of the engine block before installing the Camshaft retainer (203) along with its bolts (204). Use 11 lb ft of torque for the torx(R) head bolts and 18 lb ft for first design hex head bolts during installation. Install the en 46330 (Timing Belt Tensioner Retaining Pin) by compressing the Timing Chain tensioner guide and properly position the Camshaft sprocket with the timing mark facing the 6 o'clock setting. Place the Camshaft sprocket (205), timing chain (208) and bolt (206) while inspecting the sprocket alignment. Use the en 46330 to remove the sprocket bolt retainer after which apply 90 n.m (66 lb ft) torque then proceed with an additional 40-degree torque rotation using j 45059 (Angle Meter). Reinstall the Starter motor after removing the j 42386-a (Flywheel Holding Tool) and bolts and then install the engine front cover and valve lifters and wind up with the radiator support.

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GMC Yukon Camshaft Part Number: 12623066
$315.90 MSRP: $428.73
You Save: $112.83 (27%)
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Product Specifications
- Other Name: Camshaft, Engine
- Replaces: 12617374
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2010-2014 GMC Yukon | Denali | 8 Cyl 6.2 L FLEX
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GMC Yukon Camshaft Part Number: 12629512
$172.70 MSRP: $236.42
You Save: $63.72 (27%)
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Product Specifications
- Other Name: Camshaft, Engine
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2015-2020 GMC Yukon | Denali, SLT | 8 Cyl 6.2 L FLEX, 8 Cyl 6.2 L GAS
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GMC Yukon Camshaft Part Number: 12619823
$126.81 MSRP: $215.89
You Save: $89.08 (42%)
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Product Specifications
- Other Name: Camshaft, Engine
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2015-2020 GMC Yukon | SLE, SLT | 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS
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GMC Yukon Camshaft Part Number: 12689035
$220.97 MSRP: $532.86
You Save: $311.89 (59%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Camshaft Assembly-Overhead Valve; Camshaft, Engine
- Replaces: 12625437, 12593205
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2007-2009 GMC Yukon | SLE | 8 Cyl 4.8 L GAS
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GMC Yukon Camshaft Part Number: 12625436
$407.69 MSRP: $700.20
You Save: $292.51 (42%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Camshaft, Engine
- Replaces: 12593207
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2007-2014 GMC Yukon | SLE, SLT | 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS
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GMC Yukon Camshaft Part Number: 12612273
$454.92 MSRP: $774.50
You Save: $319.58 (42%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Camshaft, Engine
- Replaces: 12583227
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2007-2008 GMC Yukon | Denali | 8 Cyl 6.2 L GAS
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GMC Yukon Camshaft Part Number: 12561721
$516.55 MSRP: $816.41
You Save: $299.86 (37%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Camshaft, Engine
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2001-2006 GMC Yukon | Denali | 8 Cyl 6.0 L GAS
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GMC Yukon Camshaft Part Number: 12583227
$454.92 MSRP: $774.50
You Save: $319.58 (42%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Camshaft, Engine
- Replaced by: 12612273
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2007 GMC Yukon | Denali | 8 Cyl 6.2 L GAS
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GMC Yukon Camshaft Part Number: 12629698
$229.46 MSRP: $390.62
You Save: $161.16 (42%)
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Product Specifications
- Other Name: Camshaft, Engine
- Replaces: 12612275
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2008-2013 GMC Yukon | Denali Hybrid, Hybrid | 8 Cyl 6.0 L FULL HYBRID EV-FLEX (FHEV), 8 Cyl 6.0 L FULL HYBRID EV-GAS (FHEV)
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GMC Yukon Camshaft Part Number: 55508606
$92.67 MSRP: $145.12
You Save: $52.45 (37%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Camshaft Assembly-Intake; Camshaft, Engine
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2021-2023 GMC Yukon | Denali, Denali Ultimate, SLE, SLT | 6 Cyl 3.0 L DIESEL
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GMC Yukon Camshaft Part Number: 55508605
$88.78 MSRP: $139.04
You Save: $50.26 (37%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Camshaft, Engine
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2021-2023 GMC Yukon | Denali, Denali Ultimate, SLE, SLT | 6 Cyl 3.0 L DIESEL
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GMC Yukon Camshaft Part Number: 12711967
$396.90 MSRP: $681.66
You Save: $284.76 (42%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Camshaft Assembly, Overhead Valve; Camshaft, Engine
- Replaces: 12617373, 12623065
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2009 GMC Yukon | Denali | 8 Cyl 6.2 L FLEX
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GMC Yukon Camshaft Part Number: 12664912
$117.39 MSRP: $201.57
You Save: $84.18 (42%)
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Product Specifications
- Other Name: Camshaft, Engine
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2021-2023 GMC Yukon | AT4, Denali, Denali Ultimate | 8 Cyl 6.2 L GAS
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GMC Yukon Camshaft Part Number: 12664911
$108.53 MSRP: $186.34
You Save: $77.81 (42%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Camshaft, Engine
- Replaced by: 12723516
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2021-2023 GMC Yukon | AT4, SLE, SLT | 8 Cyl 5.3 L GAS
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GMC Yukon Camshaft Part Number: 14066308
Product Specifications
- Other Name: Camshaft, Engine
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1994-1997 GMC Yukon | Base, SL, SLE, SLT, Sport | 8 Cyl 6.5 L DIESEL
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GMC Yukon Camshaft Part Number: 14060651
Product Specifications
- Other Name: Camshaft, Engine
- Replaces: 14088839
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1992-1995 GMC Yukon | Base, GT, SLE, SLT, Sport | 8 Cyl 5.7 L GAS
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GMC Yukon Camshaft Part Number: 10241264
Product Specifications
- Other Name: Camshaft, Engine
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1996-2000 GMC Yukon | Denali, SL, SLE, SLT | 8 Cyl 5.7 L GAS

GMC Yukon Camshaft

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Camshaft is used in the GMC Yukon automobiles to control the opening and closing of the intake and exhaust valves used in the process of admitting air to the vehicle's cylinders and expelling wastes gases. OHV, SOHC, and DOHC are the types of camshaft and based on the specific engines, the design of the camshaft is different. Engineered to rotate in synchronization with the crankshaft, the camshaft timing and lift affect engine performance and they are goods to raise horsepower. Duration, LOSE angle, and material also have a significant effect on the camshaft and the vehicle's performance and power output.

GMC Yukon Camshaft Parts Questions & Experts Answers

Camshaft
12612273
Q: How to replace the camshaft in RPOs LC9/LMG/LY2/LY5 (4.8L and 5.3L) on GMC Yukon?
A:
Beginning a Camshaft replacement for rpos lc9/lmg/ly2/ly5 (4.8L and 5.3L) requires removal of the radiator support followed by removal of valve lifters alongside their replacement before proceeding. You must detach both the Starter motor and the engine front cover. Apply the j 42386-a (Flywheel Holding Tool) along with two m10-1.5 x 120 mm and m10-1.5 x 45 mm bolts while applying torque reaching 50 n.m (37 lb ft). Follow this step by carefully rotating the crankshaft sprocket to line up its alignment marks with the one on the Camshaft sprocket before you remove the Timing Chain since any movement of the crankshaft system must be prevented. The procedure requires removing bolt 206 from the Camshaft sprocket followed by removing components 205 and 208 then proceeding with bolts 204 and retainer 203. Take special caution when handling the Camshaft to protect the Camshaft bearings from harm. Apply clean oil to both bearing surfaces of the Camshaft before putting it into the engine block through the use of the Camshaft sprocket bolt as an installation tool. The first clean the gasket surface of the engine block before installing the Camshaft retainer (203) along with its bolts (204). Use 11 lb ft of torque for the torx(R) head bolts and 18 lb ft for first design hex head bolts during installation. Install the en 46330 (Timing Belt Tensioner Retaining Pin) by compressing the Timing Chain tensioner guide and properly position the Camshaft sprocket with the timing mark facing the 6 o'clock setting. Place the Camshaft sprocket (205), timing chain (208) and bolt (206) while inspecting the sprocket alignment. Use the en 46330 to remove the sprocket bolt retainer after which apply 90 n.m (66 lb ft) torque then proceed with an additional 40-degree torque rotation using j 45059 (Angle Meter). Reinstall the Starter motor after removing the j 42386-a (Flywheel Holding Tool) and bolts and then install the engine front cover and valve lifters and wind up with the radiator support.