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Please, add your first item to the wishlist

Select vehicle to confirm fitment

A/C Line O-Ring

PART#: 15-3978
ACDelco

$2.02

In stock

Fitments
YearMakeModelSubmodelEngineFuel TypePositionNote
2016ChevroletImpala LimitedLTZ3.6V6FLEX9.6MM ID
2016ChevroletImpala LimitedLT3.6V6FLEX9.6MM ID
2016ChevroletImpala LimitedLS3.6V6FLEX9.6MM ID
2016ChevroletImpala LimitedPolice3.6V6FLEX9.6MM ID
2015ChevroletImpala LimitedLT3.6V6FLEX9.6MM ID
2015ChevroletImpala LimitedLTZ3.6V6FLEX9.6MM ID
2015ChevroletImpala LimitedPolice3.6V6FLEX9.6MM ID
2015ChevroletImpala LimitedLS3.6V6FLEX9.6MM ID
2014ChevroletImpala LimitedLTZ3.6V6FLEX9.6MM ID
2014ChevroletImpala LimitedLS3.6V6FLEX9.6MM ID
2014ChevroletImpala LimitedPolice3.6V6FLEX9.6MM ID
2014ChevroletImpala LimitedLT3.6V6FLEX9.6MM ID
2013ChevroletCorvette4277.0V8GAS9.6MM ID
2013ChevroletCorvetteZR16.2V8GAS9.6MM ID
2013ChevroletCorvetteBase6.2V8GAS9.6MM ID
2013ChevroletCorvetteGrand Sport6.2V8GAS9.6MM ID
2013ChevroletCorvetteZ067.0V8GAS9.6MM ID
2013ChevroletImpalaPolice3.6V6GAS9.6MM ID
2013ChevroletImpalaLT3.6V6GAS9.6MM ID
2013ChevroletImpalaPolice3.6V6FLEX9.6MM ID
2013ChevroletImpalaLTZ3.6V6GAS9.6MM ID
2013ChevroletImpalaLTZ3.6V6FLEX9.6MM ID
2013ChevroletImpalaLS3.6V6GAS9.6MM ID
2013ChevroletImpalaLS3.6V6FLEX9.6MM ID
2013ChevroletImpalaLT3.6V6FLEX9.6MM ID
2012ChevroletImpalaLT3.6V6GAS9.6MM ID
2012ChevroletImpalaLTZ3.6V6FLEX9.6MM ID
2012ChevroletImpalaPolice3.6V6GAS9.6MM ID
2012ChevroletImpalaLS3.6V6FLEX9.6MM ID
2012ChevroletImpalaLS3.6V6GAS9.6MM ID
2012ChevroletImpalaLT3.6V6FLEX9.6MM ID
2012ChevroletImpalaLTZ3.6V6GAS9.6MM ID
2012ChevroletImpalaPolice3.6V6FLEX9.6MM ID
2012ChevroletCorvetteZR16.2V8GAS9.6MM ID
2012ChevroletCorvetteGrand Sport6.2V8GAS9.6MM ID
2012ChevroletCorvetteZ067.0V8GAS9.6MM ID
2012ChevroletCorvetteBase6.2V8GAS9.6MM ID
2011ChevroletCorvetteZ067.0V8GAS9.6MM ID
2011ChevroletCorvetteZR16.2V8GAS9.6MM ID
2011ChevroletCorvetteBase6.2V8GAS9.6MM ID
2011ChevroletCorvetteGrand Sport6.2V8GAS9.6MM ID
2011ChevroletCorvetteZ06 Carbon7.0V8GAS9.6MM ID
2011ChevroletImpalaLS3.9V6FLEX
2011ChevroletImpalaPolice3.9V6FLEX
2011ChevroletImpalaLT3.5V6FLEX
2011ChevroletImpalaLTZ3.9V6FLEX
2011ChevroletImpalaLS3.5V6FLEX
2010ChevroletCorvetteZR16.2V8GAS9.6MM ID
2010ChevroletCorvetteBase6.2V8GAS9.6MM ID
2010ChevroletCorvetteZ067.0V8GAS9.6MM ID
2010ChevroletCorvetteGrand Sport6.2V8GAS9.6MM ID
2010ChevroletImpalaLS3.9V6FLEX
2010ChevroletImpalaLT3.5V6GAS
2010ChevroletImpalaLS3.5V6GAS
2010ChevroletImpalaLS3.5V6FLEX
2010ChevroletImpalaPolice3.9V6FLEX
2010ChevroletImpalaLT3.5V6FLEX
2010ChevroletImpalaLTZ3.9V6FLEX
2009BuickLaCrosseCXL3.8V6GAS
2009BuickLaCrosseSuper5.3V8GAS
2009BuickLaCrosseCX3.8V6GAS
2009CadillacXLRPlatinum4.6V8GAS9.6MM ID | Engine VIN: A; Engine Code: LH2;
2009CadillacXLRV4.4V8GAS9.6MM ID | Engine VIN: D;
2009ChevroletCorvetteBase6.2V8GAS9.6MM ID
2009ChevroletCorvetteZR16.2V8GAS9.6MM ID
2009ChevroletCorvetteZ067.0V8GAS9.6MM ID
2009ChevroletImpalaLS3.5V6GAS
2009ChevroletImpalaSS5.3V8GAS
2009ChevroletImpalaLT3.5V6FLEX
2009ChevroletImpalaLTZ3.9V6FLEX
2009ChevroletImpalaPolice3.9V6FLEX
2009ChevroletImpalaLT3.5V6GAS
2009ChevroletImpalaLS3.5V6FLEX
2009ChevroletImpalaLT3.9V6FLEX
2008CadillacXLRV4.4V8GAS9.6MM ID | Engine VIN: D;
2008CadillacXLRBase4.6V8GAS9.6MM ID | Engine VIN: A; Engine Code: LH2;
2008CadillacXLRPlatinum4.6V8GAS9.6MM ID | Engine VIN: A; Engine Code: LH2;
2008ChevroletImpalaLT3.5V6FLEX
2008ChevroletImpalaLTZ3.9V6FLEX
2008ChevroletImpalaLT3.5V6GAS
2008ChevroletImpala50th Anniversary Edition3.5V6FLEX
2008ChevroletImpalaSS5.3V8GAS
2008ChevroletImpala50th Anniversary Edition3.5V6GAS
2008ChevroletImpalaLS3.5V6FLEX
2008ChevroletImpalaLT3.9V6FLEX
2008ChevroletImpalaPolice3.9V6FLEX
2008ChevroletImpalaLS3.5V6GAS
2008ChevroletCorvette427 Limited Edition Z067.0V8GAS9.6MM ID
2008ChevroletCorvetteBase6.2V8GAS9.6MM ID
2008ChevroletCorvetteZ067.0V8GAS9.6MM ID
2007CadillacXLRBase4.6V8GAS9.6MM ID | Engine VIN: A; Engine Code: LH2;
2007CadillacXLRV4.4V8GAS9.6MM ID | Engine VIN: D;
2007ChevroletCorvetteBase6.0V8GAS9.6MM ID
2007ChevroletCorvetteZ067.0V8GAS9.6MM ID
2007ChevroletImpalaLS3.5V6FLEX
2007ChevroletImpalaLT3.9V6GAS
2007ChevroletImpalaLTZ3.9V6GAS
2007ChevroletImpalaSS5.3V8GAS
2007ChevroletImpalaLT3.5V6FLEX
2007ChevroletImpalaPolice3.9V6GAS
2007ChevroletImpalaLT3.5V6GAS
2007ChevroletImpalaLS3.5V6GAS
2007ChevroletMonte CarloLS3.5V6GAS
2007ChevroletMonte CarloLT3.5V6FLEX
2007ChevroletMonte CarloSS5.3V8GAS
2007ChevroletMonte CarloLT3.5V6GAS
2007ChevroletMonte CarloLS3.5V6FLEX
2007PontiacVibeBase1.8L4GASA/C - MANUAL CONTROLS(C60); EVPR SI, 9.6MM ID
2006CadillacXLRBase4.6V8GAS9.6MM ID | Engine VIN: A; Engine Code: LH2;
2006CadillacXLRV4.4V8GAS9.6MM ID | Engine VIN: D;
2006ChevroletImpalaLT3.9V6GAS
2006ChevroletImpalaPolice3.9V6GAS
2006ChevroletImpalaLT3.5V6FLEX
2006ChevroletImpalaLTZ3.9V6GAS
2006ChevroletImpalaSS5.3V8GAS
2006ChevroletImpalaLS3.5V6FLEX
2006ChevroletCorvetteBase6.0V8GAS9.6MM ID
2006ChevroletCorvetteZ067.0V8GAS9.6MM ID
2006ChevroletMonte CarloLS3.5V6FLEX
2006ChevroletMonte CarloLT3.9V6GAS
2006ChevroletMonte CarloSS5.3V8GAS
2006ChevroletMonte CarloLT3.5V6FLEX
2006ChevroletMonte CarloLTZ3.9V6GAS
2006PontiacVibeGT1.8L4GASA/C - MANUAL CONTROLS(C60); EVPR SI, 9.6MM ID | AWD; | FWD;
2006PontiacVibeBase1.8L4GASA/C - MANUAL CONTROLS(C60); EVPR SI, 9.6MM ID | AWD; | FWD;
2005BuickPark AvenueUltra3.8V6GAS9.6MM ID
2005BuickPark AvenueBase3.8V6GAS9.6MM ID
2005BuickLaCrosseCXL3.8V6GAS9.6MM ID | Engine VIN: 2; Engine Code: L26;
2005BuickLaCrosseCXS3.6V6GAS9.6MM ID | Engine VIN: 7; Engine Code: LY7;
2005BuickLaCrosseCX3.8V6GAS9.6MM ID | Engine VIN: 2; Engine Code: L26;
2005CadillacXLRBase4.6V8GAS9.6MM ID
2005ChevroletCavalierLS Sport2.2L4GAS9.6MM ID; A/C - MANUAL CONTROLS(C60); Quantity varies by application
2005ChevroletCavalierBase2.2L4GAS9.6MM ID; A/C - MANUAL CONTROLS(C60); Quantity varies by application
2005ChevroletCavalierLS2.2L4GAS9.6MM ID; A/C - MANUAL CONTROLS(C60); Quantity varies by application
2005ChevroletCorvetteBase6.0V8GAS9.6MM ID
2005ChevroletImpalaSS3.8V6GAS9.6MM ID
2005ChevroletImpalaPolice3.8V6GAS9.6MM ID
2005ChevroletImpalaBase3.4V6GAS9.6MM ID
2005ChevroletImpalaBase3.8V6GAS9.6MM ID
2005ChevroletImpalaLS3.8V6GAS9.6MM ID
2005ChevroletMonte CarloSS3.8V6GAS9.6MM ID
2005ChevroletMonte CarloLT3.8V6GAS9.6MM ID
2005ChevroletMonte CarloLS3.4V6GAS9.6MM ID
2005PontiacGrand PrixBase3.8V6GAS9.6MM ID
2005PontiacGrand PrixGTP3.8V6GAS9.6MM ID
2005PontiacGrand PrixGT3.8V6GAS9.6MM ID
2005PontiacGrand PrixGXP5.3V8GAS9.6MM ID
2005PontiacVibeBase1.8L4GASA/C - MANUAL CONTROLS(C60); EVPR SI, 9.6MM ID | AWD; | FWD;
2005PontiacVibeGT1.8L4GASA/C - MANUAL CONTROLS(C60); EVPR SI, 9.6MM ID | AWD; | FWD;
2005PontiacSunfireBase2.2L4GAS9.6MM ID; A/C - MANUAL CONTROLS(C60); Quantity varies by application
2004BuickPark AvenueBase3.8V6GAS9.6MM ID
2004BuickPark AvenueUltra3.8V6GAS9.6MM ID
2004CadillacXLRBase4.6V8GAS9.6MM ID
2004ChevroletCavalierLS Sport2.2L4GAS9.6MM ID; A/C - MANUAL CONTROLS(C60); Quantity varies by application
2004ChevroletCavalierLS2.2L4GAS9.6MM ID; A/C - MANUAL CONTROLS(C60); Quantity varies by application
2004ChevroletCavalierBase2.2L4GAS9.6MM ID; A/C - MANUAL CONTROLS(C60); Quantity varies by application
2004ChevroletCavalierBase2.2L4BI-FUEL9.6MM ID; A/C - MANUAL CONTROLS(C60); Quantity varies by application
2004ChevroletImpalaSS3.8V6GAS9.6MM ID
2004ChevroletImpalaPolice3.8V6GAS9.6MM ID
2004ChevroletImpalaBase3.8V6GAS9.6MM ID
2004ChevroletImpalaBase3.4V6GAS9.6MM ID
2004ChevroletImpalaLS3.8V6GAS9.6MM ID
2004ChevroletMonte CarloSS3.8V6GAS9.6MM ID
2004ChevroletMonte CarloLS3.4V6GAS9.6MM ID
2004PontiacGrand PrixGTP3.8V6GAS9.6MM ID
2004PontiacGrand PrixGT23.8V6GAS9.6MM ID
2004PontiacGrand PrixGT13.8V6GAS9.6MM ID
2004PontiacSunfireSE2.2L4GAS9.6MM ID; A/C - MANUAL CONTROLS(C60); Quantity varies by application
2004PontiacVibeGT1.8L4GASA/C - MANUAL CONTROLS(C60); EVPR SI, 9.6MM ID | AWD; | FWD;
2004PontiacVibeBase1.8L4GASA/C - MANUAL CONTROLS(C60); EVPR SI, 9.6MM ID | AWD; | FWD;
2003BuickPark AvenueBase3.8V6GAS9.6MM ID
2003BuickPark AvenueUltra3.8V6GAS9.6MM ID
2003ChevroletCavalierLS Sport2.2L4GAS9.6MM ID; Quantity varies by application
2003ChevroletCavalierBase2.2L4GAS9.6MM ID; Quantity varies by application
2003ChevroletCavalierBase2.2L4BI-FUEL9.6MM ID; Quantity varies by application
2003ChevroletCavalierLS2.2L4GAS9.6MM ID; Quantity varies by application
2003PontiacSunfireGT2.2L4GAS9.6MM ID; Quantity varies by application
2003PontiacSunfireSE2.2L4GAS9.6MM ID; Quantity varies by application
2003PontiacVibeGT1.8L4GASA/C - MANUAL CONTROLS(C60); EVPR SI, 9.6MM ID | AWD; | FWD;
2003PontiacVibeBase1.8L4GASA/C - MANUAL CONTROLS(C60); EVPR SI, 9.6MM ID | AWD; | FWD;
2002BuickPark AvenueUltra3.8V6GAS9.6MM ID
2002BuickPark AvenueBase3.8V6GAS9.6MM ID
2002CadillacEldoradoESC4.6V8GAS9.6MM ID
2002CadillacEldoradoETC4.6V8GAS9.6MM ID
2002CadillacEldoradoESC4.6V8GAS9.6MM ID; Quantity varies by application
2002CadillacEldoradoETC4.6V8GAS9.6MM ID; Quantity varies by application
2002ChevroletCavalierBase2.2L4BI-FUEL9.6MM ID; Quantity varies by application
2002ChevroletCavalierLS2.2L4GAS9.6MM ID; Quantity varies by application
2002ChevroletCavalierLS2.2L4GAS9.6MM ID; Quantity varies by application
2002ChevroletCavalierLS Sport2.2L4GAS9.6MM ID; Quantity varies by application
2002ChevroletCavalierLS2.4L4GAS9.6MM ID; Quantity varies by application
2002ChevroletCavalierBase2.2L4GAS9.6MM ID; Quantity varies by application
2002ChevroletCavalierLS Sport2.2L4GAS9.6MM ID; Quantity varies by application
2002ChevroletCavalierBase2.2L4GAS9.6MM ID; Quantity varies by application
2002ChevroletCavalierLS Sport2.4L4GAS9.6MM ID; Quantity varies by application
2002ChevroletCavalierZ242.4L4GAS9.6MM ID; Quantity varies by application
2002ChevroletPrizmBase1.8L4GAS9.6MM ID; A/C - MANUAL CONTROLS(C60)
2002ChevroletPrizmLSi1.8L4GAS9.6MM ID; A/C - MANUAL CONTROLS(C60)
2002ChevroletPrizmBase1.8L4GASEvaporator9.6MM ID
2002ChevroletPrizmLSi1.8L4GASEvaporator9.6MM ID
2002PontiacSunfireGT2.2L4GAS9.6MM ID; Quantity varies by application
2002PontiacSunfireSE2.2L4GAS9.6MM ID; Quantity varies by application
2002PontiacSunfireSE2.2L4GAS9.6MM ID; Quantity varies by application
2002PontiacSunfireSE2.4L4GAS9.6MM ID; Quantity varies by application
2002PontiacSunfireGT2.2L4GAS9.6MM ID; Quantity varies by application
2002PontiacSunfireGT2.4L4GAS9.6MM ID; Quantity varies by application
2001BuickPark AvenueBase3.8V6GAS9.6MM ID
2001BuickPark AvenueUltra3.8V6GAS9.6MM ID
2001CadillacEldoradoESC4.6V8GAS9.6MM ID; Quantity varies by application
2001CadillacEldoradoETC4.6V8GAS9.6MM ID
2001CadillacEldoradoETC4.6V8GAS9.6MM ID; Quantity varies by application
2001CadillacEldoradoESC4.6V8GAS9.6MM ID
2001ChevroletCavalierLS2.4L4GAS9.6MM ID; Quantity varies by application
2001ChevroletCavalierZ242.4L4GAS9.6MM ID; Quantity varies by application
2001ChevroletCavalierLS2.2L4GAS9.6MM ID; Quantity varies by application
2001ChevroletCavalierBase2.2L4GAS9.6MM ID; Quantity varies by application
2001ChevroletPrizmBase1.8L4GAS9.6MM ID; A/C - MANUAL CONTROLS(C60)
2001ChevroletPrizmLSi1.8L4GASEvaporator9.6MM ID
2001ChevroletPrizmLSi1.8L4GAS9.6MM ID; A/C - MANUAL CONTROLS(C60)
2001ChevroletPrizmBase1.8L4GASEvaporator9.6MM ID
2001PontiacSunfireSE2.2L4GAS9.6MM ID; Quantity varies by application
2001PontiacSunfireSE2.4L4GAS9.6MM ID; Quantity varies by application
2001PontiacSunfireGT2.4L4GAS9.6MM ID; Quantity varies by application
2000BuickPark AvenueUltra3.8V6GAS9.6MM ID
2000BuickPark AvenueBase3.8V6GAS9.6MM ID
2000CadillacEldoradoESC4.6V8GAS9.6MM ID
2000CadillacEldoradoETC4.6V8GAS9.6MM ID
2000CadillacEldoradoETC4.6V8GAS9.6MM ID
2000CadillacEldoradoESC4.6V8GAS9.6MM ID
2000ChevroletCavalierBase2.2L4BI-FUEL9.6MM ID; Quantity varies by application
2000ChevroletCavalierLS2.2L4GAS9.6MM ID; Quantity varies by application
2000ChevroletCavalierZ242.4L4GAS9.6MM ID; Quantity varies by application
2000ChevroletCavalierBase2.2L4GAS9.6MM ID; Quantity varies by application
2000ChevroletCavalierLS2.4L4GAS9.6MM ID; Quantity varies by application
2000ChevroletPrizmLSi1.8L4GASEvaporator9.6MM ID
2000ChevroletPrizmLSi1.8L4GAS9.6MM ID; A/C - MANUAL CONTROLS(C60)
2000ChevroletPrizmBase1.8L4GASEvaporator9.6MM ID
2000ChevroletPrizmBase1.8L4GAS9.6MM ID; A/C - MANUAL CONTROLS(C60)
2000PontiacSunfireGT2.4L4GAS9.6MM ID; Quantity varies by application
2000PontiacSunfireSE2.2L4GAS9.6MM ID; Quantity varies by application
2000PontiacSunfireSE2.4L4GAS9.6MM ID; Quantity varies by application
1999BuickLeSabreLimited3.8V6GAS9.6MM ID
1999BuickLeSabreCustom3.8V6GAS9.6MM ID; Quantity varies by application
1999BuickLeSabreLimited3.8V6GAS9.6MM ID; Quantity varies by application
1999BuickLeSabreCustom3.8V6GAS9.6MM ID
1999BuickPark AvenueBase3.8V6GAS9.6MM ID
1999BuickPark AvenueBase3.8V6GAS9.6MM ID
1999BuickPark AvenueUltra3.8V6GAS9.6MM ID
1999BuickPark AvenueUltra3.8V6GAS9.6MM ID
1999BuickRivieraBase3.8V6GAS9.6MM ID
Product info

The ACDelco A/C line O-ring part number 15-3978 is a must-have for Buick, Cadillac, Chevrolet, and Oldsmobile owners who want to keep their A/C systems running smoothly. This high-quality O-ring is designed to fit perfectly, ensuring a tight seal and preventing any leaks in the A/C line.

One of the key benefits of the ACDelco A/C line O-ring is its durability. Made from high-quality materials, it can withstand the extreme temperatures and pressures of the A/C system without deteriorating. This means that it will last longer than many other O-rings on the market, reducing the need for frequent replacements and helping you save money in the long run.

In addition to its durability, the ACDelco A/C line O-ring also boasts exceptional performance. It is designed to reduce friction and promote smooth operation within the A/C system, ensuring maximum efficiency and effectiveness. This means that your car’s A/C system will perform at its best, keeping you cool and comfortable no matter how hot it gets outside.

Installing the ACDelco A/C line O-ring is easy and straightforward, making it an ideal choice for DIY enthusiasts. Simply remove the old O-ring and replace it with the new one, following the manufacturer’s instructions. With its perfect fit and exceptional performance, you can trust the ACDelco A/C line O-ring to keep your A/C system running smoothly for years to come.

About ACDelco

When it comes to top-notch auto parts, one brand that stands tall is ACDelco. Popular for its commitment to quality and innovation, ACDelco has been a trusted name in the automotive industry. At Newparts.com, we're proud to offer a wide selection of ACDelco auto parts, including ACDelco spark plugs, ACDelco alternators, and ACDelco air filters, and other ACDelco parts, all at discounted prices.

ACDelco spark plugs are engineered to deliver exceptional performance and reliability, ensuring optimal engine operation and fuel efficiency. Whether you're cruising down the highway or navigating city streets, you can trust ACDelco spark plugs to keep your engine firing on all cylinders.

When it comes to power generation, ACDelco alternators are second to none. Designed to withstand the challenges of daily driving, ACDelco alternators deliver consistent power output to keep your vehicle's electrical systems running smoothly. With ACDelco alternators from Newparts.com, you can count on reliable performance mile after mile.

In addition to spark plugs and alternators, we also offer a range of ACDelco air filters to help keep your engine breathing clean, fresh air. ACDelco air filters are designed to trap dirt, dust, and other contaminants, preventing them from entering your engine and causing damage. With a high-quality ACDelco air filter from Newparts.com, you can enjoy improved engine performance and extended engine life.

At Newparts.com, we understand that getting the right parts quickly is essential. That's why we offer fast shipping on all ACDelco auto parts, so you can get back on the road with confidence. Plus, with our discounted prices, you can save big on the parts you need to keep your vehicle running smoothly. In case you want to purchase parts by phone, feel free to call us at 855-505-2886 and our customer service team will help you out. 

Whether you're in need of spark plugs, alternators, air filters, or any other ACDelco auto parts, Newparts.com has you covered. Shop our selection today and experience the quality and reliability of ACDelco for yourself.

Specifications
ColorBlack
Inside Diameter0.38
MaterialRubber
Thickness0.07
Warranty
We offer a 2-year warranty on all parts that we sell. If the part fails within 2 years of purchase, please contact us for instructions to replace it. The warranty does not cover normal wear and tear or improper installation. On many parts, we also offer Extend product protection, which is a way to add up to 3 additional years for 5 total years of worry free coverage. Select your preferred term length and you're covered!
Delivery & Returns

Delivery Info

Newparts.com is your go to store for all parts and accessories at the best price and delivered quickly. Every order we ship receives a tracking number so that you can watch it all the way until it reaches your door. We only ship using the major shipping carriers like FedEx, UPS and USPS to ensure quick and safe delivery of your new car parts order.

Returns Info

Newparts.com offers a thirty (30) day return for refund for all items purchased through Newparts.com. To qualify for return and refund, all items must be new and in their original manufacturers box. To initiate a return, please contact our customer service. This information is only a summary. Complete shipping and return policy information can be found in our web site policies.

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