Part #: 2-13777

TYC 2-13777 Alternator

⚙️ 4 vehicles fit this part
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Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Jeep, Grand Cherokee
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Reliable Alternator for Jeep Grand Cherokee

The TYC 2-13777 alternator is designed specifically for Jeep Grand Cherokee models, providing consistent power generation and reliable performance. Engineered with key features to meet OE specifications, this alternator supports your vehicle's electrical system efficiently.

  • Internal fan position for effective cooling
  • 136 amp power generation capacity
  • Regular pulley wheel design with 6 grooves
  • External regulator position for easy maintenance
  • Clockwise rotation direction
  • OE manufacturer: Bo

Detailed Product Description

This TYC alternator (part number 2-13777) is built to deliver 136 amps of power, ensuring your Jeep Grand Cherokee's electrical components receive stable voltage. The internal fan position helps maintain optimal operating temperatures, while the regular pulley wheel with six grooves ensures proper belt alignment and tension. The external regulator position allows for straightforward access during servicing. Designed to rotate clockwise, this alternator matches the original equipment specifications for seamless integration.

Compatible Applications and Common Issues Addressed

  • Replacement for failing or underperforming alternators in Jeep Grand Cherokee vehicles
  • Resolves battery charging problems and electrical system malfunctions
  • Addresses issues with dimming headlights or electrical accessories
  • Fixes irregular engine starting caused by insufficient power generation
  • Eliminates warning lights related to charging system faults

Installation Notes and Tips

When installing the TYC 2-13777 alternator, ensure the pulley grooves align correctly with the serpentine belt. Verify the clockwise rotation direction matches your vehicle’s requirements. Since the regulator is externally positioned, inspect the regulator connections for secure fitment. It is recommended to test the charging system after installation to confirm proper operation.

Quality Assurance and Warranty

TYC alternators are manufactured to meet or exceed OEM standards, providing dependable performance for your Jeep Grand Cherokee. While specific warranty details are not provided here, TYC products typically come with a limited warranty covering defects in materials and workmanship. Consult the product documentation or supplier for exact warranty terms.

BrandTYC
Part Number2-13777
Fan PositionInternal
Oe ManufacturerBo
Power Generation (amps)136a
Pully Wheel DesignRegular
Pully Wheel Grooves6
Regulator PositionExternal
Rotation DirectionCw

This part fits 4 vehicles. Search below:

YearMakeModelSubmodelBody TypeLitersCylindersPositionNotes
2000JeepGrand CherokeeLimitedSport Utility4.0LL6N/AFan Position: Internal; Power Generation (Amps): 136A; Regulator Position: External
2000JeepGrand CherokeeLaredoSport Utility4.0LL6N/AFan Position: Internal; Power Generation (Amps): 136A; Regulator Position: External
1999JeepGrand CherokeeLimitedSport Utility4.0LL6N/AFan Position: Internal; Power Generation (Amps): 136A; Regulator Position: External
1999JeepGrand CherokeeLaredoSport Utility4.0LL6N/AFan Position: Internal; Power Generation (Amps): 136A; Regulator Position: External

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

use 334-1338

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.