Part #: 13943

BBB Industries 13943 Alternator

REMAN ALTERNATOR
⚙️ 7 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
📦REMAN ALTERNATOR
🚗Fitment: Chevrolet, Pontiac, and Oldsmobile, Venture, Montana, and Silhouette
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Reliable Alternator Replacement for Oldsmobile Montana and Pontiac Silhouette

The BBB Industries REMAN ALTERNATOR 13943 is designed to restore the charging system performance in your Oldsmobile Montana or Pontiac Silhouette. Engineered to meet original equipment specifications, this 12-volt alternator delivers consistent 120-amp output to keep your vehicle’s electrical system running smoothly.

  • 120 Ampere Rating for steady electrical output
  • Internal fan cooling method for efficient heat dissipation
  • Conventional pulley with 6 grooves and 2-1/4 inch diameter included
  • Clockwise rotation direction with serpentine belt compatibility
  • Internal voltage regulator for stable voltage control
  • Negative polarity and plug clock position at 10 o’clock
  • OE Manufacturer: Valeo

About the BBB Industries REMAN ALTERNATOR Product Line

The REMAN ALTERNATOR line from BBB Industries offers remanufactured alternators that meet or exceed original equipment standards. These alternators undergo thorough testing and rebuilding processes to ensure reliable performance and durability. The 13943 model is part of this line, providing a cost-effective solution for restoring the charging system in select Oldsmobile and Pontiac vehicles.

Detailed Product Description

This alternator features a 120-amp output suitable for the electrical demands of the Oldsmobile Montana and Pontiac Silhouette. It uses an internal fan cooling system to maintain optimal operating temperatures and prevent overheating. The included conventional pulley has six grooves and measures 2-1/4 inches in diameter, designed for serpentine belt systems. The alternator rotates clockwise and has a negative polarity configuration. Its internal voltage regulator ensures consistent voltage delivery, reducing the risk of electrical system issues.

Common Issues Addressed by This Alternator

  • Battery not charging or slow charging
  • Dimming or flickering vehicle lights
  • Electrical system warning lights on the dashboard
  • Unusual noises from the alternator pulley area
  • Vehicle stalling or difficulty starting due to electrical failure

Installation Notes and Tips

  • Ensure compatibility with Oldsmobile Montana and Pontiac Silhouette models before installation
  • Disconnect the battery before removing the old alternator to prevent electrical shorts
  • Check serpentine belt condition and tension; replace if worn
  • Verify the plug clock position is aligned at 10 o’clock for proper connection
  • Follow manufacturer torque specifications when tightening mounting bolts

Quality Assurance and Warranty

BBB Industries remanufactured alternators undergo comprehensive testing to meet OEM standards. The 13943 alternator is built with quality components, including an internal voltage regulator and cooling fan, to ensure reliable operation. Warranty coverage details should be confirmed at the point of purchase, as BBB Industries typically offers limited warranties on remanufactured parts.

BrandBBB Industries
Part Number13943
PositionREMAN ALTERNATOR
AC TapNo
Amperage Rating120
Brushless DesignNo
Cooling MethodAir
Decoupled Or Clutch PulleyNo
Fan TypeInternal
Number Of Pulley Grooves6
OE ManufacturerValeo
One Wire CapableNo
Outside Pulley Diameter (in)2-1/4
Outside Pulley Diameter (mm)57
Plug Clock Position10
PolarityNegative
Pulley Belt TypeSerpentine
Pulley IncludedYes
Pulley TypeConventional
Rotation DirectionClockwise
Voltage (V)12
Voltage Regulator TypeInternal

This part fits 7 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2005PontiacMontana3.4LV6N/AAlternator fits models requiring 120 Amps; REMAN ALTERNATOR
2004OldsmobileSilhouette3.4LV6N/AAlternator fits models requiring 120 Amps; REMAN ALTERNATOR
2004PontiacMontana3.4LV6N/AAlternator fits models requiring 120 Amps; REMAN ALTERNATOR
2003OldsmobileSilhouette3.4LV6N/AAlternator fits models requiring 120 Amps; REMAN ALTERNATOR
2003PontiacMontana3.4LV6N/AAlternator fits models requiring 120 Amps; REMAN ALTERNATOR
2002OldsmobileSilhouette3.4LV6N/AAlternator fits models requiring 120 Amps; REMAN ALTERNATOR
2002PontiacMontana3.4LV6N/AAlternator fits models requiring 120 Amps; REMAN ALTERNATOR

* 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:

10317648104406362650011B2650017ASG12S056SG12S071SG12S074

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