What tools are required to service and repair the Rocker Shaft Spring Kit and Valve Stem Oil Seal on the left side on Buick LaCrosse?

The valve guide seal service needs en 46106 flywheel holding tool (EN 46106) plus en 46110 on-vehicle valve spring compressor (EN 46110) and en 46116 valve stem seal remover/installer (EN 46116) and j 39313 Spark Plug port adapter (J 39313) tools. Start by taking out the Starter motor with en 46106 fitted to stop crankshaft rotation. Repositioning the Camshaft timing system may be required if rotation happens. Unbolt and remove the camshafts plus rocker arms before taking out the Spark Plug from the affected cylinder area. Insert the j 39313 into the cylinder and activate compressed air from the connected source. Install the en 46110 above the cylinder and turn the valve spring compressor nut tightly. Turn off the valve springs keeper after putting on the valve spring compressor nut into its loose position to remove both valve spring retainer and valve spring. Apply en 46116 equipment to take out the valve stem seal. Add the en 46116 valve stem seal and place the valve spring followed by the valve spring retainer based on technical procedure en 46116. Secure the en 46110 valve spring tool over the valve spring then tighten its compressor nut before placing the valve spring keepers. Using the en 46110 you can disconnect the j 39313 from the air and take out all spark plugs rocker arms and camshafts. Turn and reinstall the Starter motor after you take off item number en 46106.

OEM Buick LaCrosse Rocker Shaft Spring Kit

Rocker Shaft Spring Set

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5 Rocker Shaft Spring Kits found

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Buick LaCrosse Valve Springs Part Number: 12592506
$4.94 MSRP: $7.74
You Save: $2.80 (37%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Spring, Engine Valve; Valve Spring
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2011-2012 Buick LaCrosse | Base, Convenience, CX, CXL, CXS, Leather, Premium, Touring | 6 Cyl 3.6 L FLEX, 6 Cyl 3.6 L GAS
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Buick LaCrosse Alternator Bolt Part Number: 11588728
$0.46 MSRP: $0.72
You Save: $0.26 (37%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Bolt, Chassis/Engine Wiring Harness; Belt Tensioner Bolt; Tensioner Bolt; Compressor Bolt; Oil Cooler Bolt; Bracket Bolt
- Replaces: 11519171
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2012-2019 Buick LaCrosse | Avenir, Base, Convenience, Essence, Leather, Preferred, Premium, Sport Touring, Touring | 4 Cyl 2.4 L MILD HYBRID EV-GAS (MHEV), 6 Cyl 3.6 L FLEX, 6 Cyl 3.6 L GAS
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Buick LaCrosse Valve Springs, Green Line Part Number: 90537032
$5.15 MSRP: $8.08
You Save: $2.93 (37%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Spring, Valve; Valve Spring; Spring, Engine Valve
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2010-2016 Buick LaCrosse | Base, Convenience, CX, CXL, Leather, Premium | 4 Cyl 2.4 L GAS, 4 Cyl 2.4 L MILD HYBRID EV-GAS (MHEV)
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Buick LaCrosse Valve Springs Part Number: 19257200
$9.46 MSRP: $14.82
You Save: $5.36 (37%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Spring Kit, Engine Valve; Valve Spring
- Replaces: 12537174
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2005-2009 Buick LaCrosse | CX, CXL | 6 Cyl 3.8 L GAS
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Buick LaCrosse Valve Springs Part Number: 12647873
$11.46 MSRP: $17.97
You Save: $6.51 (37%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Spring, Engine Valve; Valve Spring
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2017-2019 Buick LaCrosse | Avenir, Base, Essence, Preferred, Premium, Sport Touring | 6 Cyl 3.6 L GAS

Buick LaCrosse Rocker Shaft Spring Kit

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As a critical piece of the valvetrain system the Buick LaCrosse Rocker Shaft Spring Kit provides several models with essential engine reliability and performance. This device functions as an essential component because it supports valve operation to provide optimal air and combustion processes that improve efficiency while ensuring safety. The Buick LaCrosse Rocker Shaft Spring Kit uses its applied pressure to shut and stabilize valves while preventing events that cause misfires and power loss from valve float that results in expensive engine problems including bent valves and damaged pistons. The Rocker Shaft Spring Kit displays exceptional durability through its weight resistance capacities because its recommended seat pressure operates between 70-90 lbs while its open pressure surpasses 200 lbs. Different model generations of Buick LaCrosse benefit from the Rocker Shaft Spring Kit which enables drivers to keep their vehicles at desired performance levels. The Rocker Shaft Spring Kit stands out in the automotive market because of its special performance capabilities which include high pressure tolerance alongside precise engineering. The Buick LaCrosse Rocker Shaft Spring Kit serves as a mandatory asset to improve vehicle performance and enhance road reliability.

Buick LaCrosse Rocker Shaft Spring Kit Parts Questions & Experts Answers

Valve Springs
19257200
Q: What tools are required to service and repair the Rocker Shaft Spring Kit and Valve Stem Oil Seal on the left side on Buick LaCrosse?
A:
The valve guide seal service needs en 46106 flywheel holding tool (EN 46106) plus en 46110 on-vehicle valve spring compressor (EN 46110) and en 46116 valve stem seal remover/installer (EN 46116) and j 39313 Spark Plug port adapter (J 39313) tools. Start by taking out the Starter motor with en 46106 fitted to stop crankshaft rotation. Repositioning the Camshaft timing system may be required if rotation happens. Unbolt and remove the camshafts plus Rocker Arms before taking out the Spark Plug from the affected cylinder area. Insert the j 39313 into the cylinder and activate compressed air from the connected source. Install the en 46110 above the cylinder and turn the valve spring compressor nut tightly. Turn off the valve springs keeper after putting on the valve spring compressor nut into its loose position to remove both valve spring retainer and valve spring. Apply en 46116 equipment to take out the valve stem seal. Add the en 46116 valve stem seal and place the valve spring followed by the valve spring retainer based on technical procedure en 46116. Secure the en 46110 valve spring tool over the valve spring then tighten its compressor nut before placing the valve spring keepers. Using the en 46110 you can disconnect the j 39313 from the air and take out all spark plugs rocker arms and camshafts. Turn and reinstall the Starter motor after you take off item number en 46106.