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GM 15798950
Muffler

2001-2007 GM

Customer Questions & Expert Answers (9)
GM 15798950 Muffler
  • Part Description
    Muffler Assembly-Exhaust (W/Exhaust & Tail Pipe & 3W
  • Manufacturer
    General Motors
  • Manufacturer's Notes
    This part is discontinued.
Make sure this part fits
  • Vehicle Fitment

    Year Make Model Trim Engine
    2003-2005 Chevrolet Silverado 1500LS, LT, SS8 Cyl 6.0 L GAS
    2005, 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 8.1 L GAS
    2007 Chevrolet Silverado 2500 HD ClassicLS, LT, WT8 Cyl 6.0 L GAS
    2001-2006 Chevrolet Silverado 3500Base, LS, LT, WT8 Cyl 6.0 L CNG, 8 Cyl 6.0 L GAS, 8 Cyl 8.1 L GAS
    2007 Chevrolet Silverado 3500 ClassicLS, LT, WT8 Cyl 6.0 L GAS, 8 Cyl 8.1 L GAS
    2003-2004 Chevrolet Suburban 2500LS, LT8 Cyl 8.1 L GAS
    2001-2005 GMC Sierra 1500Base, C3, Denali, SLE, SLT, WT8 Cyl 6.0 L GAS
    2005, 2001-2003 GMC Sierra 1500 HDSLE, SLT8 Cyl 6.0 L GAS
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    Warning: California's Proposition 65
  • Customer Questions & Expert Answers

    Q:
    Is this 15798950 designed for my car? Posted by ChevyPartsDeal Specialist
    A:
    Please Select Your Vehicle model to see if part number 15798950 is suitable before ordering.
    Posted by ChevyPartsDeal Specialist
    Q:
    What should be done after supporting the transmission for the 2004 Chevrolet Silverado 2500? Posted by Customer
    A:
    Remove the transmission mount to transmission support nuts, raise the transmission off the support, and take out the transmission support crossmember bolts and the crossmember itself.
    Posted by ChevyPartsDeal Specialist
    See vehicle specific detailed answers for this Exhaust Pipe
    Q:
    What should be adhered to while tightening the exhaust muffler nuts for the 2004 Chevrolet Silverado 1500? Posted by Customer
    A:
    Adhere to the Fastener Notice in Service Precautions.
    Posted by ChevyPartsDeal Specialist
    See vehicle specific detailed answers for this Muffler
    Q:
    What needs to be done depending on the side being replaced for the 2007 Chevrolet Silverado 3500 Classic? Posted by Customer
    A:
    Either remove the exhaust muffler nuts or loosen the exhaust pipe clamp.
    Posted by ChevyPartsDeal Specialist
    See vehicle specific detailed answers for this Exhaust Pipe
    Q:
    What is the procedure for positioning the new band clamp on the intermediate exhaust pipe for 6.0L or 8.1L engines for the 2006 Chevrolet Silverado 3500? Posted by Customer
    A:
    Use the previous alignment mark, ensure the band clamp bolt is not below the exhaust pipe, then install and tighten the exhaust muffler nuts.
    Posted by ChevyPartsDeal Specialist
    See vehicle specific detailed answers for this Muffler
    Q:
    What should be done for installation of the new muffler for the 2006 GMC Sierra 1500? Posted by Customer
    A:
    Apply lubricant to the exhaust insulators to assist with the process.
    Posted by ChevyPartsDeal Specialist
    See vehicle specific detailed answers for this Muffler
    Q:
    What is the final step regarding the transmission for the 2007 GMC Sierra 3500 Classic? Posted by Customer
    A:
    Lower the transmission onto the support and install the transmission mount to transmission support nuts, tightening them to 40 N.m (30 lb ft).
    Posted by ChevyPartsDeal Specialist
    See vehicle specific detailed answers for this Exhaust Pipe
    Q:
    What if the exhaust manifold pipe was not replaced for the 2005 GMC Sierra 3500? Posted by Customer
    A:
    Reconnect the oxygen sensor electrical connector, CPA retainer, and clip.
    Posted by ChevyPartsDeal Specialist
    See vehicle specific detailed answers for this Exhaust Pipe
    Q:
    What is the procedure if not replacing the muffler as an assembly for the 2004 GMC Yukon XL 2500? Posted by Customer
    A:
    Mark the band clamp's position on the intermediate exhaust pipe, grind the weld to remove it, and install a new band clamp.
    Posted by ChevyPartsDeal Specialist
    See vehicle specific detailed answers for this Muffler
    If you have any questions about this product, please don't hesitate to ask us. We will be happy to help you!

OEM GM Muffler 15798950 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 15798950 Muffler is available in the market under the name GM Exhaust Pipe, Muffler. This genuine product has a full warranty coverage from the manufacturer available at all authorized GM dealers throughout the United States. This part 15798950 Muffler fits certain Chevrolet Silverado 1500, Silverado 2500 HD, Silverado 2500 models, as well as GMC Sierra 1500, Sierra 2500 HD, Sierra 2500 models.
The original GM component designated by Manufacturer Part Number 15798950 maintains top performance when functioning as the Muffler Assembly-Exhaust (W/Exhaust & Tail Pipe & 3W unit. The component 15798950 is constructed from durable material and its dimensions span 110.4 x 30.9 x 17.8 inches while weighing 59.90 Pounds. The Direct Replacement component is ready in New condition to ensure full compatibility with your vehicle system. This component receives the designation of Muffler, Exhaust. The part 15798950 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.
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