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Standard Ignition PC125 Engine Crankshaft Position SensorOE Quality 60-Day Returns
Standard Ignition PC125 Engine Crankshaft Position Sensor - view 1
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Standard Ignition PC125 Engine Crankshaft Position Sensor - view 8
Part #: PC125

Standard Ignition PC125 Engine Crankshaft Position Sensor

⚙️ 185 vehicles fit this part
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✅OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Chevrolet, GMC, and AM General, Express 2500, Express 3500, Savana 2500, Savana 3500, C2500, C35, C3500, K2500, K3500, C1500 Suburban, C2500 Suburban, K1500 Suburban, K2500 Suburban, P30, Tahoe, P3500, C1500, K1500, Hummer, Yukon, G30, G3500, G20, G2500, and Blazer
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Overview of Standard Ignition PC125 Crankshaft Position Sensor

The Standard Ignition PC125 Engine Crankshaft Position Sensor is designed for reliable performance in Chevrolet and GMC vehicles. This bolt-on sensor features a female oval plug-in connector with three male blade terminals, ensuring precise engine timing and smooth operation.

  • Attachment Method: Bolt on for secure installation
  • Connector Gender: Female
  • Connector Shape: Oval
  • Connector Type: Plug in
  • Terminal Gender: Male
  • Terminal Quantity: 3
  • Terminal Type: Blade

Detailed Product Description

The PC125 crankshaft position sensor from Standard Ignition is engineered to monitor the rotational speed and position of the crankshaft in select Chevrolet and GMC models. Its bolt-on design allows for straightforward replacement without the need for complex modifications. The sensor’s female oval plug-in connector with three male blade terminals ensures a secure electrical connection, minimizing the risk of signal loss or interference. This sensor is compatible with a range of vehicles including Chevrolet Blazer, Tahoe, Yukon, and GMC Sierra models such as C1500, C2500, and K1500 Suburban, among others.

Common Applications and Problem Resolution

  • Engine misfires or rough idling due to inaccurate crankshaft position data
  • Difficulty starting the engine or intermittent stalling
  • Check engine light triggered by crankshaft sensor faults
  • Poor fuel efficiency related to timing errors
  • Loss of engine power or hesitation during acceleration

Installation Notes and Tips

Installation of the Standard Ignition PC125 sensor requires unbolting the old sensor and securing the new one in place using the bolt-on attachment method. Ensure the female oval connector is fully seated to the male blade terminals to maintain proper electrical contact. It is recommended to disconnect the battery before installation to prevent electrical shorts. Verify sensor alignment and torque specifications according to the vehicle’s service manual for optimal performance.

Quality Assurance and Warranty

Standard Ignition parts are manufactured to meet or exceed OEM specifications, providing dependable performance for Chevrolet and GMC vehicles. The PC125 crankshaft position sensor undergoes rigorous testing to ensure durability and accuracy. This part is backed by Standard Ignition’s limited warranty, covering defects in material and workmanship under normal use conditions.

BrandStandard Ignition
Part NumberPC125
Attachment MethodBolt On
Connector GenderFemale
Connector ShapeOval
Connector TypePlug In
Terminal GenderMale
Terminal TypeBlade

This part fits 185 vehicles. Search below:

YearMakeModelLitersCylindersFuel TypePositionNotes
2002ChevroletExpress 25006.5LV8N/A
2002ChevroletExpress 35006.5LV8N/A
2002GMCSavana 25006.5LV8N/A
2002GMCSavana 35006.5LV8N/A
2001ChevroletExpress 25006.5LV8N/A
2001ChevroletExpress 35006.5LV8N/A
2001GMCSavana 25006.5LV8N/A
2001GMCSavana 35006.5LV8N/A
2000ChevroletC2500DIESELN/A
2000ChevroletC35N/A
2000ChevroletC35006.5LV8N/A
2000ChevroletExpress 2500DIESELN/A
2000ChevroletExpress 3500DIESELN/A
2000ChevroletK25006.5LV8N/A
2000ChevroletK35006.5LV8N/A
2000GMCC25006.5LV8N/A
2000GMCC35006.5LV8N/A
2000GMCK2500DIESELN/A
2000GMCK3500DIESELN/A
2000GMCSavana 2500DIESELN/A
2000GMCSavana 3500DIESELN/A
1999ChevroletC1500 SuburbanDIESELN/A
1999ChevroletC2500DIESELN/A
1999ChevroletC2500 SuburbanDIESELN/A
1999ChevroletC35N/A
1999ChevroletC35006.5LV8N/A
1999ChevroletExpress 2500DIESELN/A
1999ChevroletExpress 3500DIESELN/A
1999ChevroletK1500 SuburbanDIESELN/A
1999ChevroletK25006.5LV8N/A
1999ChevroletK2500 SuburbanDIESELN/A
1999ChevroletK35006.5LV8N/A
1999ChevroletP306.5LV8N/A
1999ChevroletTahoeDIESELN/A
1999GMCC1500 SuburbanDIESELN/A
1999GMCC25006.5LV8N/A
1999GMCC2500 SuburbanDIESELN/A
1999GMCC35006.5LV8N/A
1999GMCK1500 SuburbanDIESELN/A
1999GMCK2500DIESELN/A
1999GMCK2500 SuburbanDIESELN/A
1999GMCK3500DIESELN/A
1999GMCP35006.5LV8N/A
1999GMCSavana 2500DIESELN/A
1999GMCSavana 3500DIESELN/A
1998ChevroletC1500DIESELN/A
1998ChevroletC1500 SuburbanDIESELN/A
1998ChevroletC2500DIESELN/A
1998ChevroletC2500 SuburbanDIESELN/A
1998ChevroletC35N/A
1998ChevroletC35006.5LV8N/A
1998ChevroletExpress 2500DIESELN/A
1998ChevroletExpress 3500DIESELN/A
1998ChevroletK1500DIESELN/A
1998ChevroletK1500 SuburbanDIESELN/A
1998ChevroletK2500DIESELN/A
1998ChevroletK2500 SuburbanDIESELN/A
1998ChevroletK3500DIESELN/A
1998ChevroletP306.5LV8N/A
1998ChevroletTahoeDIESELN/A
1998GMCC1500 SuburbanDIESELN/A
1998GMCC2500DIESELN/A
1998GMCC2500 SuburbanDIESELN/A
1998GMCC35006.5LV8N/A
1998GMCK1500DIESELN/A
1998GMCK1500 SuburbanDIESELN/A
1998GMCK2500DIESELN/A
1998GMCK2500 SuburbanDIESELN/A
1998GMCK3500DIESELN/A
1998GMCP35006.5LV8N/A
1998GMCSavana 2500DIESELN/A
1998GMCSavana 3500DIESELN/A
1997ChevroletC1500DIESELN/A
1997ChevroletC1500 SuburbanDIESELN/A
1997ChevroletC2500DIESELN/A
1997ChevroletC2500 SuburbanDIESELN/A
1997ChevroletC35N/A
1997ChevroletC35006.5LV8N/A
1997ChevroletExpress 2500DIESELN/A
1997ChevroletExpress 3500DIESELN/A
1997ChevroletK1500DIESELN/A
1997ChevroletK1500 SuburbanDIESELN/A
1997ChevroletK2500DIESELN/A
1997ChevroletK2500 SuburbanDIESELN/A
1997ChevroletK3500DIESELN/A
1997ChevroletP30DIESELN/A
1997ChevroletTahoeDIESELN/A
1997GMCC1500DIESELN/A
1997GMCC1500 SuburbanDIESELN/A
1997GMCC2500DIESELN/A
1997GMCC2500 SuburbanDIESELN/A
1997GMCC35006.5LV8N/A
1997GMCK1500DIESELN/A
1997GMCK1500 SuburbanDIESELN/A
1997GMCK2500DIESELN/A
1997GMCK2500 SuburbanDIESELN/A
1997GMCK3500DIESELN/A
1997GMCP3500DIESELN/A
1997GMCSavana 2500DIESELN/A
1997GMCSavana 3500DIESELN/A
1997GMCYukonDIESELN/A
1996ChevroletC1500DIESELN/A
1996ChevroletC1500 SuburbanDIESELN/A
1996ChevroletC2500DIESELN/A
1996ChevroletC2500 SuburbanDIESELN/A
1996ChevroletC35N/A
1996ChevroletC35006.5LV8N/A
1996ChevroletExpress 2500DIESELN/A
1996ChevroletExpress 3500DIESELN/A
1996ChevroletG306.5LV8DIESELN/A
1996ChevroletK1500DIESELN/A
1996ChevroletK1500 SuburbanDIESELN/A
1996ChevroletK2500DIESELN/A
1996ChevroletK2500 SuburbanDIESELN/A
1996ChevroletK3500DIESELN/A
1996ChevroletP30DIESELN/A
1996ChevroletTahoeDIESELN/A
1996GMCC1500DIESELN/A
1996GMCC1500 SuburbanDIESELN/A
1996GMCC2500DIESELN/A
1996GMCC2500 SuburbanDIESELN/A
1996GMCC35006.5LV8N/A
1996GMCG3500DIESELN/A
1996GMCK1500DIESELN/A
1996GMCK1500 SuburbanDIESELN/A
1996GMCK2500DIESELN/A
1996GMCK2500 SuburbanDIESELN/A
1996GMCK3500DIESELN/A
1996GMCP3500DIESELN/A
1996GMCSavana 2500DIESELN/A
1996GMCSavana 3500DIESELN/A
1996GMCYukonDIESELN/A
1995ChevroletC1500DIESELN/A
1995ChevroletC1500 SuburbanDIESELN/A
1995ChevroletC2500DIESELN/A
1995ChevroletC2500 SuburbanDIESELN/A
1995ChevroletC35N/A
1995ChevroletC3500DIESELN/A
1995ChevroletG20DIESELN/A
1995ChevroletG30DIESELN/A
1995ChevroletK1500N/A
1995ChevroletK1500 SuburbanDIESELN/A
1995ChevroletK2500N/A
1995ChevroletK2500 SuburbanN/A
1995ChevroletK3500N/A
1995ChevroletP30N/A
1995ChevroletTahoeDIESELN/A
1995GMCC1500DIESELN/A
1995GMCC1500 SuburbanDIESELN/A
1995GMCC2500DIESELN/A
1995GMCC2500 SuburbanDIESELN/A
1995GMCC3500DIESELN/A
1995GMCG2500DIESELN/A
1995GMCG3500DIESELN/A
1995GMCK1500N/A
1995GMCK1500 SuburbanDIESELN/A
1995GMCK2500N/A
1995GMCK2500 SuburbanN/A
1995GMCK3500N/A
1995GMCP3500DIESELN/A
1995GMCYukonDIESELN/A
1994ChevroletBlazer6.5LV8DIESELN/A
1994ChevroletC1500DIESELN/A
1994ChevroletC2500DIESELN/A
1994ChevroletC2500 SuburbanDIESELN/A
1994ChevroletC3500DIESELN/A
1994ChevroletG20DIESELN/A
1994ChevroletG30DIESELN/A
1994ChevroletK1500DIESELN/A
1994ChevroletK2500DIESELN/A
1994ChevroletK2500 SuburbanDIESELN/A
1994ChevroletK3500DIESELN/A
1994ChevroletP30DIESELN/A
1994GMCC1500DIESELN/A
1994GMCC2500DIESELN/A
1994GMCC2500 SuburbanDIESELN/A
1994GMCC3500DIESELN/A
1994GMCG2500DIESELN/A
1994GMCG3500DIESELN/A
1994GMCK1500DIESELN/A
1994GMCK2500DIESELN/A
1994GMCK2500 SuburbanDIESELN/A
1994GMCK3500DIESELN/A
1994GMCP3500DIESELN/A
1994GMCYukonDIESELN/A

* 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:

0574444010154687147-4371KR20822124235-11352CRK04134D-10685S16976006185171-486673327917-78596075CPSA232CSC1315CSS119CSS119SBCSS25PC125TSS10126V51-72-0201

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

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