TYC 2-11156 Alternator
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TYC

TYC 2-11156 Alternator

Brand TYC 2-11156
Fan Position Internal
Oe Manufacturer ND
Power Generation (amps) 155A
Pully Wheel Design Regular
Pully Wheel Grooves 6
Regulator Position Internal
Rotation Direction CW
Fits Chevrolet and Pontiac · 11 vehicles

OE manufacturer. Built to match original equipment standards for dependable charging performance.

Internal regulator. Integrated regulation helps simplify the charging system design.

155-amp output. Provides strong electrical output for demanding charging needs.

Cross-references ACDelco 334-2934A, ACDelco 25862643 and BBB Industries 11156 for the same application. See all 10.

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Alternator for Equinox and Torrent

TYC 2-11156 is a 155-amp alternator built for OE-style charging performance in select Chevrolet and Pontiac applications. It features an internal regulator, internal fan, a regular pulley wheel design, and clockwise rotation for direct replacement service.

Compatible with 2007-2009 Chevrolet Equinox and 2007-2009 Pontiac Torrent, this alternator supports stable electrical output for vehicles with higher charging demands. The TYC 2-11156 is a practical replacement choice when the original charging system needs restoration.

Key Features

  • 155A power generation for strong charging output
  • Internal regulator for integrated voltage control
  • Internal fan position for compact alternator design
  • Regular pulley wheel design with 6-groove pulley
  • Clockwise rotation direction
  • OE manufacturer reference: ND

Detailed Description

TYC 2-11156 is an alternator engineered for select Chevrolet Equinox and Pontiac Torrent models from 2007 through 2009. Its 155-amp output supports the vehicle’s electrical system, while the internal regulator and internal fan match the configuration used in the original application. The 6-groove pulley and clockwise rotation help ensure proper belt alignment and operation during replacement.

This part cross-references ACDelco 334-2934A for the same application. It also cross-references Chevrolet 84009385 for the same application.

What This Alternator Helps Address

  • Battery warning light caused by low charging output
  • Dim lights or inconsistent electrical performance
  • Slow battery recovery after starting
  • Charging system failure from a worn alternator
  • Voltage instability in the vehicle electrical system

Installation Notes and Tips

Verify pulley groove count, rotation direction, and regulator/fan configuration before installation. Confirm fitment for your specific 2007-2009 Chevrolet Equinox or 2007-2009 Pontiac Torrent using the vehicle’s charging system layout and OE reference numbers. Inspect the belt condition and electrical connectors during replacement to help ensure proper charging system operation.

Quality Assurance

TYC manufactures replacement electrical components with OE-style specifications and application-focused fitment. Part number 2-11156 is built to match the listed charging system requirements for the confirmed vehicle applications.

Related reading

This part fits 11 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelSubmodelBody TypeLitersCylindersPositionNotes
2009ChevroletEquinoxLTZSport Utility3.4LV6N/ARegulator Position: Internal; Fan Position: Internal; Power Generation (Amps): 155A
2009ChevroletEquinoxLTSport Utility3.4LV6N/ARegulator Position: Internal; Fan Position: Internal; Power Generation (Amps): 155A
2009ChevroletEquinoxLSSport Utility3.4LV6N/ARegulator Position: Internal; Fan Position: Internal; Power Generation (Amps): 155A
2009PontiacTorrentBaseSport Utility3.4LV6N/ARegulator Position: Internal; Fan Position: Internal; Power Generation (Amps): 155A
2008ChevroletEquinoxLSSport Utility3.4LV6N/ARegulator Position: Internal; Fan Position: Internal; Power Generation (Amps): 155A
2008ChevroletEquinoxLTSport Utility3.4LV6N/ARegulator Position: Internal; Fan Position: Internal; Power Generation (Amps): 155A
2008ChevroletEquinoxLTZSport Utility3.4LV6N/ARegulator Position: Internal; Fan Position: Internal; Power Generation (Amps): 155A
2008PontiacTorrentBaseSport Utility3.4LV6N/ARegulator Position: Internal; Fan Position: Internal; Power Generation (Amps): 155A
2007ChevroletEquinoxLSSport Utility3.4LV6N/ARegulator Position: Internal; Fan Position: Internal; Power Generation (Amps): 155A
2007ChevroletEquinoxLTSport Utility3.4LV6N/ARegulator Position: Internal; Fan Position: Internal; Power Generation (Amps): 155A
2007PontiacTorrentBaseSport Utility3.4LV6N/ARegulator Position: Internal; Fan Position: Internal; Power Generation (Amps): 155A
Directly replaces or cross-references 10 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
ACDelco — 334-2934AACDelco — 25862643BBB Industries — 11156Chevrolet — 84009385Lester — 11156MPA — 11156Pontiac — 84009385Remy — 12797Remy — 94778WPS World Power Systems — 11156R