TERREPOWER 11251 alternator for the 2012-2016 Chevrolet Impala V6 3.6L and other vehicles charges the battery and supplies power to the electrical system while the engine runs. This remanufactured alternator is rated at 170 amperes on a 12-volt DC system.
- Remanufactured alternator rated 170 amperes at 12 volts DC
- Internal voltage regulator and internal fan, with air cooling
- Conventional pulley included, with 6 grooves for a serpentine belt
- Clockwise (right) rotation and negative ground
Quick facts
- Part: TERREPOWER 11251 alternator
- Fits: the 2012-2016 Chevrolet Impala V6 3.6L and other vehicles
- Condition: Remanufactured
Dim headlights, a battery warning light or a battery that keeps going flat can mean the alternator is worn, though the battery or the serpentine belt can be behind the same signs, so find the cause before you replace anything.
Fits
This is a direct-fit alternator for the 2013-2019 Cadillac XTS V6 3.6L and the 2014-2016 Chevrolet Impala Limited V6 3.6L as well, and each vehicle takes one. If your car is not named here, look up its year and engine in the "Vehicles it fits" section.
Specifications
Fit and size
- Quantity per vehicle: 1
- Voltage: 12 V DC
- Amperage rating: 170 A
- Outside pulley diameter: 57 mm (2-1/4 in)
- Pulley grooves: 6
- Plug clock position (rear view, main mounting ear at 6 o'clock): 5
Build and materials
- Condition: Remanufactured
- Regulator type: Internal
- Rotation direction: Clockwise (right)
- Pulley: conventional, for a serpentine belt, not a decoupler or clutch pulley
- Cooling: air, internal fan
- Ground type: Negative
- Country of origin: Mexico
In the box
One remanufactured alternator with its pulley.
Interchange: 104210-6010 · 104210-6011 · 31400-78J10
15136252 · 23106528
This part cross-references / interchanges with the following part numbers:
104210-6010, 104210-6011, 15136252, 23106528, 31400-78J10
Frequently Asked Questions
Is this a 2012 Chevrolet Impala alternator for the V6 3.6L engine?
Yes. TERREPOWER 11251 fits the 2012-2016 Chevrolet Impala V6 3.6L, and that Impala takes one alternator.
Does the TERREPOWER 11251 alternator come with a pulley?
Yes. The pulley is included: a conventional pulley with 6 grooves for a serpentine belt, 57 mm (2-1/4 in) in outside diameter.
How many amps is this alternator, and which way does it turn?
This alternator is rated at 170 amperes on a 12-volt DC system. It turns clockwise (right) and has an internal regulator.
What can a failing alternator look like on the road?
A battery warning light, dim headlights or a battery that keeps going flat can be signs of a worn alternator. A shop can test the charging system to confirm.
Does TERREPOWER 11251 replace the 31400-78J10 alternator?
Yes. This TERREPOWER 11251 alternator is listed as an interchange for 31400-78J10, along with the other numbers on the Interchange line.
