Manual 4-3 Downshift
WARNING: This page is about a different car, the 2002 GMC Yukon XL, 2002 GMC Sierra, 2002 Chevrolet Suburban, and 2002 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.
- Place the gearshift lever in the Overdrive position.
- Accelerate the vehicle to 40-55 MPH in 4th gear.
- Release the throttle while moving the gearshift lever to 3rd.
- Verify the transmission downshifts immediately to 3rd gear and the engine slows the vehicle.