fits model: Sierra. make: Gmc, Chevy. year: 2003–2007.

( Brand: Ac Delco ), ( Manufacturer Part Number: 15136040 ), ( Part Type: Switch Wheel Drive )
The 15136040 03 04 05 06 07 GMC/Chevy Sierra wheel drive selector switch is a critical component in the vehicle's four-wheel drive system. This Delco part is designed to provide smooth and reliable operation of the shift-on-the-fly four-wheel drive system, allowing the driver to switch between 2WD, 4WD high, and 4WD low as needed.
The wheel drive selector switch is a compact, robust device made of high-quality materials to withstand the harsh environments and heavy use typical of off-road and towing applications. It features a durable, easy-to-read label that clearly indicates the selected driving mode, ensuring the driver always knows their vehicle's drivetrain configuration.
The switch is part of the AcDelco NP263HD series, which is known for its reliability and performance. It is designed to work seamlessly with the vehicle's powertrain control module (PCM) and other related components, ensuring accurate and timely engagement of the four-wheel drive system.
Installing the wheel drive selector switch is straightforward, with clear instructions provided in the installation manual. The replacement process typically involves disconnecting the battery, removing the old switch, and connecting the new one, followed by testing to ensure proper operation.
Overall, the 15136040 03 04 05 06 07 GMC/Chevy Sierra wheel drive selector switch is an essential part for maintaining the functionality and safety of your vehicle's four-wheel drive system. By choosing a high-quality Delco replacement part like this, you can ensure reliable performance and peace of mind on the road.
Pros of buying a 15136040 03 04 05 06 07 GMC/Chevy Sierra wheel drive selector switch (NP263HD) with AC Delco:1. Reliability: AC Delco is a well-known and trusted brand in the automotive industry, so you can expect high-quality components in this part.
2. Compatibility: This part is specifically designed for the NP263HD wheel drive selector switch, which is commonly used in GMC and Chevy Sierra models between 2003 and 2007.
3. Easy installation: Replacing the wheel drive selector switch is a relatively straightforward process, so you can save money by doing it yourself rather than paying for labor.
4. OEM replacement: This part is an original equipment manufacturer (OEM) replacement, which means it is made to the same specifications as the original part that came with your vehicle.
Cons of buying a 15136040 03 04 05 06 07 GMC/Chevy Sierra wheel drive selector switch (NP263HD) with AC Delco:1. Cost: Replacing the wheel drive selector switch can be a significant expense, especially if you're not able to do the installation yourself.
2. Availability: Depending on where you live, it may be difficult to find this part in a local auto parts store, so you may need to order it online and wait for delivery.
3. Complexity: While the installation process is relatively straightforward, there are some potential complications, such as removing the dashboard or disconnecting the battery, so it's important to be comfortable with these types of tasks.
Conclusion: If you're experiencing issues with the wheel drive selector switch in your GMC or Chevy Sierra between 2003 and 2007, it's worth considering replacing it with an OEM part like the 15136040 03 04 05 06 07 GMC/Chevy Sierra wheel drive selector switch (NP263HD) with AC Delco. While the cost can be significant, the reliability and compatibility of this part make it a worthwhile investment. Just be sure to carefully consider the installation process and potential complications before making a purchase.
Recommendation: If you're not comfortable doing the installation yourself, it may be worth considering having a professional mechanic do the job for you. This can help ensure that the installation is done correctly and save you time and frustration in the long run. Additionally, it may be worth shopping around for different brands and prices to see if you can find a more cost-effective solution. Ultimately, the best choice will depend on your specific needs and budget.
The dash trim in picture is not included. Pulled this from my 2005 2500hd Silverado lq4 z71 with 58k original miles. This is as close to new you can get without paying for.