K 2500 Suburban 4WD V8-6.0L VIN U (2001)
3. If equipped, disconnect the accessory power fuse block front wiring harness electrical connector from the negative cable connector.
4. Remove the negative cable clip from the positive cable clip.
5. Remove the engine wiring harness ground/negative cable bolt.
6. Raise and suitably support the vehicle. Refer to Lifting and Jacking the Vehicle.