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OEM GM Alternators Online

The alternator of your vehicle plays the important role of keeping your car battery charged while you drive. It does this with the help and momentum of the serpentine belt.

How an Alternator Motor Works to Power Your Vehicle

The alternator is a motor with a rotor that spins from the motion of your serpentine belt, which runs off a system of engine pullies. The belt spins the rotor which spins a pair of electromagnets around a coil at a rapid rate creating voltage. This power is distributed to charge the car battery. In most cases, it also powers other features like your electric windows or wiper blades.

Signs of Alternator Failure

When starting your vehicle, if you notice a whining or whirring noise, notice electric short circuits or dimming lights, experience a dead battery, or an unhealthy ignition start, it made be because your alternator has begun to fail. This will eventually lead to a dead battery leaving stranded. If you notice these signs, seek an inspection and repairs ASAP. You can find the right fitted alternator parts for your GM model easily when shopping our Rochester auto parts warehouse.

Shop OEM Alternator Parts Online & Save Cash

When you need replacement alternator parts by GM, you can rest easy knowing you can get the ideal fit for your make and model model year. We not only get you in front of the correct fitted parts, but we also save you tons of money. Don't waste time at a unreliable auto parts store where you can end up paying full price. We slash up to 35% off the MSRP when you shop our online store!

If you have any questions, feel free to reach out on our contact page for more details. We're happy to assist you!

12660100 - : Alternator Drive Variable Pulley for GM Image

Alternator Drive Variable Pulley

This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$65.55
MSRP $103.60
Save $38.05
36.7% Off
13582937 - : Alternator Pulley Nut Cap for GM Image

Alternator Pulley Nut Cap

This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$5.78
MSRP $8.45
Save $2.67
31.6% Off
2966377 - : Alternator Wire Terminal Cover for GM Image

Alternator Wire Terminal Cover

2.4L. Front cable. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$5.94
MSRP $8.68
Save $2.74
31.6% Off
84511235 - : Alternator Battery Jumper Cable for GM Image

Alternator Battery Jumper Cable

This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$54.12
MSRP $94.94
Save $40.82
43% Off
84048978 - : Alternator Battery Jumper Cable for GM Image

Alternator Battery Jumper Cable

CT6. Generator/battery jumper. 3.6l. With labeled 84048978. This GM Genuine Part is designed, engineered, and tested to rigorous...
$58.05
MSRP $104.61
Save $46.56
44.5% Off
15306071 - : 1-Way Female Alternator Pigtail for GM Image

1-Way Female Alternator Pigtail

Protective outer coverings help provide long-lasting durability Color-coded wires allow for easy installation
$16.74
MSRP $27.90
Save $11.16
40% Off
24264022 - : Alternator Housing Cover Bolt for GM Image

Alternator Housing Cover Bolt

This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$3.04
MSRP $4.41
Save $1.37
31.1% Off
84571941 - : Alternator Battery Jumper Cable for GM Image

Alternator Battery Jumper Cable

CT6. Generator/battery jumper. 3.6l. Without labeled 84048978. This GM Genuine Part is designed, engineered, and tested to rigorous...
$73.15
MSRP $131.80
Save $58.65
44.5% Off
24507891 - : M10x1.5x33 Alternator Pivot Bolt for GM Image

M10x1.5x33 Alternator Pivot Bolt

3.4L, pivot. 3.1L, 2000-01, pivot. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by...
$4.09
MSRP $6.02
Save $1.93
32.1% Off
23421389 - : Alternator Battery Jumper Cable for GM Image

Alternator Battery Jumper Cable

CT6. Generator/battery jumper. 2.0l. Labeled 23421389. This GM Genuine Part is designed, engineered, and tested to rigorous standards...
$105.13
MSRP $189.40
Save $84.27
44.5% Off
84048979 - : Alternator Battery Jumper Cable for GM Image

Alternator Battery Jumper Cable

CT6. Generator/battery jumper. 3.0l. Labeled 84048979. This GM Genuine Part is designed, engineered, and tested to rigorous standards...
$56.60
MSRP $101.99
Save $45.39
44.5% Off
84023873 - : Alternator Battery Control Wiring Harness for GM Image

Alternator Battery Control Wiring Harness

6.6L diesel, main battery, starter solenoid, 220 amp alternator. Positive. Primary. To Alternator. Stamped #23261763. Stamped #84023873....
$52.28
MSRP $80.44
Save $28.16
35% Off

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