How to replace the starter motor on a V6 engine on Buick LaCrosse?

To replace the Starter motor of v6 then first turn off the ignition and remove battery negative cable. Remove the heat shield of the Starter and then, lift and support the vehicle. Next, disengage the knock sensor connector, then take off the positive nut from the battery and the engine harness from the Starter Solenoid. Afterwards, unscrew the bolts holding the Starter motor and put the Starter motor off. For the installation, first, you have to place the Starter motor back to its position and make sure that you install Starter motor mounting bolts and only tighten them to 58 nm (43 lb ft). Make sure you reconnect the battery positive cable and engine harness connector to the Starter and tighten nut to 25 nm (18 lb ft). Mount the engine harness connector to the Starter Solenoid, and reconnect the Starter heat shield, fastening the bolt to 7 nm (62 lb in) before connecting the knock sensor connector.

OEM Buick LaCrosse Starter

Starter Ignition

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9 Starters found

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Buick LaCrosse Starter Part Number: 12667973
$226.76 MSRP: $450.13
You Save: $223.37 (50%)
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Product Specifications
- Other Name: Starter, Starter Motor
- 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
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Buick LaCrosse Starter Part Number: 12645298
$213.93 MSRP: $401.72
You Save: $187.79 (47%)
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Product Specifications
- Other Name: Starter, Starter Motor; Starter Motor
- Replaces: 12598756, 12601721
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2010-2016, 2006-2007 Buick LaCrosse | Base, Convenience, CX, CXL, CXS, Leather, Premium, Sport Touring, Touring | 4 Cyl 2.4 L MILD HYBRID EV-GAS (MHEV), 6 Cyl 3.0 L GAS, 6 Cyl 3.6 L FLEX, 6 Cyl 3.6 L GAS
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Buick LaCrosse Starter Part Number: 89017716
$220.85 MSRP: $412.96
You Save: $192.11 (47%)
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Product Specifications
- Other Name: Starter, Starter Motor
- Replaces: 89017468
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2005 Buick LaCrosse | CX, CXL | 6 Cyl 3.8 L GAS
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Buick LaCrosse Starter Part Number: 12598757
$189.04 MSRP: $355.00
You Save: $165.96 (47%)
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Product Specifications
- Other Name: Starter Motor
- Replaced by: 19418856
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2006-2008 Buick LaCrosse | CXS | 6 Cyl 3.6 L GAS
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Buick LaCrosse Starter Part Number: 12657797
$152.58 MSRP: $294.06
You Save: $141.48 (49%)
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Product Specifications
- Other Name: Starter, Starter Motor; Starter Motor
- Replaces: 12655467, 12626963
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2018-2019 Buick LaCrosse | Base, Essence, Preferred, Premium | 4 Cyl 2.5 L MILD HYBRID EV-GAS (MHEV)
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Buick LaCrosse Starter Part Number: 12597349
$118.10 MSRP: $220.01
You Save: $101.91 (47%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Starter, Starter Motor; Starter Motor
- Replaces: 10465587
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2005 Buick LaCrosse | CXS | 6 Cyl 3.6 L GAS
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Buick LaCrosse Starter Part Number: 89017715
$308.22 MSRP: $609.93
You Save: $301.71 (50%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Starter, Starter Motor; Starter Motor
- Replaces: 89017452
- 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 Starter Part Number: 19418857
$213.95 MSRP: $383.78
You Save: $169.83 (45%)
Ships in 1 Business Day
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Product Specifications
- Other Name: Starter Assembly, .; Starter, Starter Motor
- Replaces: 12599873, 12582471
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2008-2009 Buick LaCrosse | Super | 8 Cyl 5.3 L GAS
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Buick LaCrosse Starter Part Number: 12609317
$218.17 MSRP: $433.03
You Save: $214.86 (50%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Starter, Starter Motor
- Replaces: 89060407
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2010-2016 Buick LaCrosse | Base, Convenience, CX, CXL, Leather | 4 Cyl 2.4 L GAS, 4 Cyl 2.4 L MILD HYBRID EV-GAS (MHEV)

Buick LaCrosse Starter

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Speaking of reliability and performance, the Starter is among the crucial items that works to show the role of the Buick LaCrosse. This starter transmits electrical current from the battery to turn the engine, provide a cranking motion so as to start the vehicle. This starter is intended for a wide range of Buick LaCrosse car models so the car's engine can be engaged smoothly due to an efficient interaction between the control circuit and such components as the ignition switch, the starter relay. Specifically, the Starter is designed to deal with high power engines and avoid such problems as kickback; moreover, it provides the maximum torque at low timing. It improves the level of reliability which in turn boosts the safety and efficiency of Buick LaCrosse hence a competitive car model in the market. Also, the starter's design is enriched with modern solutions like gear reduction technology that provides more efficient engagement of the drive gear with the engine flywheel. Given that the Buick LaCrosse indications are equipped with the advanced powertrains and security controls like ten airbags and its beginning makings a massive difference, the OnStar system's eventual fallibility can harm its asset. Therefore, apart from being the mechanism that starts the Buick LaCrosse vehicle, the Starter delivers an amazing and secure ride that enhances efficiency by being part of the lineup of other Buick vehicles' parts.

Buick LaCrosse Starter Parts Questions & Experts Answers

Starter
12645298
Q: How to replace the starter motor on a V6 engine on Buick LaCrosse?
A:
To replace the Starter motor of v6 then first turn off the ignition and remove battery negative cable. Remove the heat shield of the Starter and then, lift and support the vehicle. Next, disengage the knock sensor connector, then take off the positive nut from the battery and the engine harness from the Starter Solenoid. Afterwards, unscrew the bolts holding the Starter motor and put the Starter motor off. For the installation, first, you have to place the Starter motor back to its position and make sure that you install Starter motor mounting bolts and only tighten them to 58 nm (43 lb ft). Make sure you reconnect the battery positive cable and engine harness connector to the Starter and tighten nut to 25 nm (18 lb ft). Mount the engine harness connector to the Starter Solenoid, and reconnect the Starter heat shield, fastening the bolt to 7 nm (62 lb in) before connecting the knock sensor connector.