Dorman - TECHoice Mass Air Flow Sensor Connector
Fits 2005-2006 Buick Allure; 2004-2005 Buick Century; 2008, 2011 Buick Enclave; 2005-2009, 2011 Buick LaCrosse; 2006-2010 Buick Lucerne; 2004-2006 Buick Rainier; 2004, 2011 Buick Regal; 2004, 2006-2007 Buick Rendezvous. Plus 90 more models listed below.
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Dorman - TECHoice 645-500 Vehicle Fitment
Fits 383 vehicles2012 Chevrolet Malibu
2012 Chevrolet Silverado 2500 HD
2011-2013 Chevrolet Avalanche
2011 Chevrolet Corvette
2010-2012 Chevrolet Suburban 1500
2010 Chevrolet Express 4500
2009-2011 Chevrolet Traverse
2009 Chevrolet Colorado
2009 Chevrolet Trailblazer
2008-2012 Chevrolet Silverado 1500
2008-2012 Chevrolet Silverado 3500
2008-2012 Chevrolet Silverado 3500 HD
2008-2010 Chevrolet Cobalt
2008-2010 Chevrolet Silverado 2500 HD
2007-2013 Chevrolet Suburban 2500
2007-2011 Chevrolet Tahoe
2007-2010 Chevrolet Malibu
2007-2009 Chevrolet Avalanche
2007-2008 Chevrolet Suburban 1500
2006-2011 Chevrolet HHR
2006-2010 Chevrolet Express 2500
2005-2009 Chevrolet Corvette
2005-2009 Chevrolet Equinox
2005-2008 Chevrolet Uplander
2005-2006 Chevrolet Cobalt
2004-2010 Chevrolet Express 3500
2004-2010 Chevrolet Impala
2004-2007 Chevrolet Colorado
2004-2007 Chevrolet Monte Carlo
2004-2007 Chevrolet Trailblazer
2004-2006 Chevrolet SSR
2004-2006 Chevrolet Trailblazer EXT
2004-2005 Chevrolet Blazer
2004-2005 Chevrolet Classic
2004-2005 Chevrolet Malibu
2004 Chevrolet S10
2003-2010 Chevrolet Express 1500
2003-2004 Chevrolet Express 2500
2003 Chevrolet Express 1500
2003 Chevrolet Express 2500
2003 Chevrolet W3500 Tiltmaster
2003 Chevrolet W4500 Tiltmaster
Dorman - TECHoice 645-500 Specifications
- Terminal Type
- Pin
- Terminal Type
- Clavija
- Wiring Harness Length
- 17.25
- Wire Gauge Measurement
- 19
Dorman - TECHoice 645-500 Interchange Numbers
This part replaces and is compatible with the following part numbers
| Type | Brand | Part Number |
|---|---|---|
| Aftermarket | ACDelco | PT2785 |
| Aftermarket | Airtex | 1P2072 |
| Aftermarket | BWD | PT1338 |
| Aftermarket | Echlin | EC759 |
| Aftermarket | General Motors | 13585858 |
| Aftermarket | General Motors | 19151498 |
| Aftermarket | Standard Motor Products | S-1262 |
| Aftermarket | Wells | 1440 |
Dorman - TECHoice 645-500 Product Description
Make better electrical repairs and accessory installations with this pigtail connector. Designed for a clean appearance when installed, it features weatherproof terminals and a locking tab for a reliable quick disconnect electrical connection.
Key Features
- Professional appearance - this electrical pigtail is designed for a clean, professional look when installed
- Convenient solution - this pigtail connector allows the circuit to be quickly disconnected for service or occasional use
- Durable construction - this pigtail connector features weatherproof seals and a locking tab for a reliable connection
- Versatile component - this connector can be used in a variety of repairs and custom installations
About Dorman - TECHoice
Shop Dorman - TECHoice Electrical Pigtail at Autrex with vehicle fitment details, current pricing, and checkout options for the Dorman - TECHoice 645-500. Eligible orders over $99 may qualify for free shipping, with some exceptions.
Seller reviews
What customers say about buying from Autrex — service, shipping and support. These are reviews of the store, not of this specific part.
- November 2026
Excellent service and fantastic staff! I would recommend these guys any time!
- November 2026
Excellent service and excellent staff! I recommend these guys anytime!
- November 2026
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Frequently Asked Questions — Dorman - TECHoice 645-500
What vehicles does the Dorman - TECHoice 645-500 fit?
The Dorman - TECHoice 645-500 fits 383 vehicles, including 2012-2015 Cadillac CTS, 2013 Cadillac Escalade, 2007-2013 Cadillac Escalade ESV, 2007-2013 Cadillac Escalade EXT, 2011-2013 Chevrolet Avalanche. Check the full fitment list above to confirm your vehicle.
What parts does the Dorman - TECHoice 645-500 replace?
The Dorman - TECHoice 645-500 is a direct replacement for ACDelco PT2785, Airtex 1P2072, BWD PT1338, Echlin EC759, General Motors 13585858 and 3 other part numbers. See the full interchange list for all compatible replacements.
How do I confirm the Dorman - TECHoice 645-500 fits my vehicle?
Select your year, make, model and engine in the vehicle selector on this page to see a fit or does-not-fit result for the Dorman - TECHoice 645-500. If your vehicle has options that change the part (for example brake package or axle), the result lists the questions to check. A parts specialist can also confirm fitment at 1-866-461-2787.
What are the shipping options for the Dorman - TECHoice 645-500?
Shipping options for the Dorman - TECHoice 645-500 are shown during checkout and may vary by item, address, and availability. Eligible orders over $99 may qualify for free shipping, with some exceptions. Call 1-866-461-2787 if you need help confirming shipping or pickup before ordering.
How much does the Dorman - TECHoice 645-500 cost?
The Dorman - TECHoice 645-500 is currently listed at $34.00 CAD at Autrex. Final price, shipping, taxes, and availability are confirmed during checkout. Call 1-866-461-2787 if you need help before ordering.
Is the Dorman - TECHoice Mass Air Flow Sensor Connector a direct fit replacement?
Fit depends on the vehicle and its configuration. Select your vehicle and review the fitment result for the Dorman - TECHoice Mass Air Flow Sensor Connector before ordering.