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Make sure this part fits

GM 12479776
Back-Up Switch

2001-2006 GM

Customer Questions & Expert Answers (15)
GM 12479776 Back-Up Switch
GM 12479776 Back-Up Switch
GM 12479776 Back-Up Switch
  • Part Description
    Switch Assembly, Back Up Lamp; Back Up Light Switch
  • Manufacturer
    General Motors
  • Manufacturer's Notes
    This part is discontinued.
Make sure this part fits
  • 2002 Chevy Suburban 2500 Back-Up Switch Diagram for 12479776
    The diagram listed above is for your reference. View diagram for your vehicle

    Related Parts for 12479776

  • Vehicle Fitment

    Year Make Model Trim Engine
    2002-2006 Cadillac EscaladeBase8 Cyl 5.3 L GAS, 8 Cyl 6.0 L GAS
    2003-2006 Cadillac Escalade ESVBase8 Cyl 6.0 L GAS
    2002-2006 Cadillac Escalade EXTBase8 Cyl 6.0 L GAS
    2002-2006 Chevrolet Avalanche 1500Base, LS, LT, North Face, On Road Edition, WBH, Z66, Z718 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS
    2002-2006 Chevrolet Avalanche 2500Base, LS, LT8 Cyl 8.1 L GAS
    2001-2006 Chevrolet Silverado 1500Base, Hybrid, LS, LT, SS, WT, Z71 Off-Road6 Cyl 4.3 L GAS, 8 Cyl 4.8 L GAS, 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L FULL HYBRID EV-GAS (FHEV), 8 Cyl 5.3 L GAS, 8 Cyl 6.0 L GAS
    2005-2006, 2001-2003 Chevrolet Silverado 1500 HDBase, LS, LT8 Cyl 6.0 L GAS
    2001-2004 Chevrolet Silverado 2500Base, LS, LT, WT8 Cyl 6.0 L BI-FUEL, 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L GAS
    2001-2006 Chevrolet Silverado 2500 HDBase, LS, LT, WT8 Cyl 6.0 L BI-FUEL, 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L GAS, 8 Cyl 6.6 L DIESEL, 8 Cyl 8.1 L GAS
    2001-2006 Chevrolet Silverado 3500Base, LS, LT, WT8 Cyl 6.0 L CNG, 8 Cyl 6.0 L GAS, 8 Cyl 6.6 L DIESEL, 8 Cyl 8.1 L GAS
    View More
    Warning: California's Proposition 65

  • Customer Questions & Expert Answers

    Q:
    Is this 12479776 designed for my car? Posted by ChevyPartsGiant Specialist
    A:
    Please Select Your Vehicle model to see if part number 12479776 is suitable before ordering.
    Posted by ChevyPartsGiant Specialist
    Q:
    How do you install the new PNP switch for the 2003 Cadillac Escalade? Posted by Customer
    A:
    Align the PNP switch with the manual shaft flats and slide it onto the manual shaft until the switch mounting bracket contacts the transmission mounting bosses.
    Posted by ChevyPartsGiant Specialist
    See vehicle specific detailed answers for this Neutral Safety Switch
    Q:
    What is special about a new PNP switch installation for the 2005 Cadillac Escalade EXT? Posted by Customer
    A:
    A new PNP switch will come with a positive assurance bracket, making the use of the park neutral switch aligner unnecessary.
    Posted by ChevyPartsGiant Specialist
    See vehicle specific detailed answers for this Neutral Safety Switch
    Q:
    Is the Park Neutral Switch Aligner (J 41364-A) necessary for a new PNP switch installation for the 2003 Chevrolet Avalanche 1500? Posted by Customer
    A:
    No, if a new PNP switch is being installed, it will come with a positive assurance bracket, making the use of the Park Neutral Switch Aligner unnecessary.
    Posted by ChevyPartsGiant Specialist
    See vehicle specific detailed answers for this Neutral Safety Switch
    Q:
    How do you remove the PNP switch for the 2006 Chevrolet Avalanche 2500? Posted by Customer
    A:
    Remove the PNP switch bolts and take off the PNP switch from the manual shaft; if it does not slide off easily, file the outer edge of the manual shaft to remove any burrs.
    Posted by ChevyPartsGiant Specialist
    See vehicle specific detailed answers for this Neutral Safety Switch
    Q:
    What should be done after tightening the switch for the 2004 Chevrolet Silverado 2500? Posted by Customer
    A:
    Connect the backup lamp switch electrical connector before lowering the vehicle.
    Posted by ChevyPartsGiant Specialist
    See vehicle specific detailed answers for this Back Up Light Switch
    Q:
    How should the backup lamp switch be installed for the 2006 Chevrolet Silverado 1500? Posted by Customer
    A:
    Install the backup lamp switch and tighten it to 28 Nm (21 ft. lbs.).
    Posted by ChevyPartsGiant Specialist
    See vehicle specific detailed answers for this Back Up Light Switch
    Q:
    What is the purpose of the positive assurance bracket for the 2002 Chevrolet Suburban 2500? Posted by Customer
    A:
    It eliminates the need for the neutral position adjustment tool when a new switch is installed.
    Posted by ChevyPartsGiant Specialist
    See vehicle specific detailed answers for this Neutral Safety Switch
    Q:
    What should you ensure regarding the switch's operation for the 2002 Chevrolet Tahoe? Posted by Customer
    A:
    Ensure the engine starts only in the P (Park) or N (Neutral) positions; if it does not operate correctly, replace the switch.
    Posted by ChevyPartsGiant Specialist
    See vehicle specific detailed answers for this Neutral Safety Switch
    Q:
    What is the final step after installing the backup lamp switch for the 2006 Chevrolet Silverado 3500? Posted by Customer
    A:
    Reconnect the backup lamp switch electrical connector and lower the vehicle.
    Posted by ChevyPartsGiant Specialist
    See vehicle specific detailed answers for this Back Up Light Switch
    Q:
    What is the first step to replace the Park/Neutral Position Switch on a 4L80-E automatic transmission for the 2001 Chevrolet Suburban 1500? Posted by Customer
    A:
    Apply the parking brake and shift the transmission into neutral.
    Posted by ChevyPartsGiant Specialist
    See vehicle specific detailed answers for this Neutral Safety Switch
    Q:
    What should be ensured when installing the new switch for the 2004 GMC Sierra 1500? Posted by Customer
    A:
    Ensure to tighten it to 20 Nm (15 ft. lbs.) as per the fastener notice.
    Posted by ChevyPartsGiant Specialist
    See vehicle specific detailed answers for this Back Up Light Switch
    Q:
    What should be done after aligning the PNP switch with the tool for the 2006 GMC Yukon? Posted by Customer
    A:
    Tighten the bolts to 25 Nm (18 ft. lbs.), then remove the J 41364-A and, if applicable, the positive assurance bracket.
    Posted by ChevyPartsGiant Specialist
    See vehicle specific detailed answers for this Neutral Safety Switch
    Q:
    What should be done after raising the 2006 GMC Sierra 3500? Posted by Customer
    A:
    Disconnect the backup lamp switch electrical connector and remove the backup lamp switch.
    Posted by ChevyPartsGiant Specialist
    See vehicle specific detailed answers for this Back Up Light Switch
    Q:
    How do you check if the switch operates correctly for the 2001 GMC Yukon XL 1500? Posted by Customer
    A:
    Lower the vehicle and check the switch for proper operation, ensuring the engine starts only in the P (Park) or N (Neutral) positions; if it does not operate correctly, replace the switch.
    Posted by ChevyPartsGiant Specialist
    See vehicle specific detailed answers for this Neutral Safety Switch
    If you have any questions about this product, please don't hesitate to ask us. We will be happy to help you!

OEM GM Back-Up Switch 12479776 Designed for Proper Fit and Performance

Original OEM GM parts deliver superior quality and meet all performance standards needed for optimal automotive operation. The authentic part identified by 12479776 Back-Up Switch is available in the market under the name GM Automatic Transmission Shift Position Sensor Switch, Back Up Light Switch, Neutral Safety Switch. This genuine product has a full warranty coverage from the manufacturer available at all authorized GM dealers throughout the United States. This part 12479776 Back-Up Switch fits certain Chevrolet Tahoe, Silverado 1500, Silverado 2500 HD models, as well as GMC Sierra 1500, Yukon, Sierra 2500 HD. Additionally, it is compatible with Cadillac Escalade, Escalade ESV, Escalade EXT models.
The original GM component designated by manufacturer part number 12479776 maintains top performance when functioning as the Switch Assembly, Back Up Lamp; Back Up Light Switch unit. The component 12479776 is constructed from durable material and its dimensions span 2.1 x 1.0 x 1.1 inches while weighing 0.40 Pounds. The Direct Replacement component is ready in New condition to ensure full compatibility with your vehicle system. This component receives the designation of Switch, Back Up Lamp. The part 12479776 has available replacement options. GM manufacturer provides a warranty that ensures reliable operation of this product. The Shipping Policy and Return Policy pages outline complete details regarding shipping procedures and return processes.
If you want to save money in the long run on maintenance and repairs, you should choose OEM products because they're of the top level of durability. Are you on the quest of finding GM parts, our site is worth a visit. We stock an endless selection of high-quality GM components including things like ignition coils all the way through to fan shrouds and all at prices that can not be matched. You have nothing to worry about because all our OEM parts are covered with a manufacturer warranty, which guarantees superior quality and value.