How to replace the starter motor on Cadillac STS?

Before starting the Starter motor replacement service you must disconnect the battery negative cable followed by removing the supercharger assembly. Start by unconnecting the battery positive cable from the Starter along with the wire from the s terminal on the Starter. First remove the Starter motor bolts then extract the Starter motor from its position. Begin by installing the Starter motor along with its bolts while tightening them to 30 n.m (22 lb ft). Use a wire with a nut to connect the s terminal of the Starter while tightening the nut to 4 n.m (35 lb in). Connect the battery positive cable along with its nut to the Starter terminal while tightening the securing nut to 10 n.m (89 lb in). The installation process concludes by putting back the supercharger assembly followed by reconnecting the battery negative cable.

OEM Cadillac STS Starter

Starter Ignition

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5 Starters found

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Cadillac STS Starter
Part Number: 12645298
$202.40 MSRP: $401.72
You Save: $199.32 (50%)
Ships in 1-2 Business Days
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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:
- 2006-2007 Cadillac STS | Base | 6 Cyl 3.6 L GAS
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Cadillac STS Starter
Part Number: 12644788
$166.03 MSRP: $319.94
You Save: $153.91 (49%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Starter, Starter Motor; Starter Motor
- Replaces: 12645299, 12610857
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2008-2011 Cadillac STS | Base, Platinum | 6 Cyl 3.6 L GAS
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Cadillac STS Starter
Part Number: 12597349
$111.78 MSRP: $220.01
You Save: $108.23 (50%)
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 Cadillac STS | Base | 6 Cyl 3.6 L GAS
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Cadillac STS Starter
Part Number: 10465558
$151.37 MSRP: $456.99
You Save: $305.62 (67%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Starter, Starter Motor; Starter Motor
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2005 Cadillac STS | Base | 8 Cyl 4.6 L GAS
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Cadillac STS Starter
Part Number: 89017760
$228.63 MSRP: $502.14
You Save: $273.51 (55%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Starter (Remanufacture); Starter Motor; Starter, Starter Motor
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2006-2010 Cadillac STS | Base, Platinum, V | 8 Cyl 4.4 L GAS, 8 Cyl 4.6 L GAS

Cadillac STS Starter

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Cadillac STS Starter Parts Questions & Experts Answers

Starter
12645298
Q: How to replace the starter motor on Cadillac STS?
A: Before starting the Starter motor replacement service you must disconnect the battery negative cable followed by removing the supercharger assembly. Start by unconnecting the battery positive cable from the Starter along with the wire from the s terminal on the Starter. First remove the Starter motor bolts then extract the Starter motor from its position. Begin by installing the Starter motor along with its bolts while tightening them to 30 n.m (22 lb ft). Use a wire with a nut to connect the s terminal of the Starter while tightening the nut to 4 n.m (35 lb in). Connect the battery positive cable along with its nut to the Starter terminal while tightening the securing nut to 10 n.m (89 lb in). The installation process concludes by putting back the supercharger assembly followed by reconnecting the battery negative cable.

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