Vehicle Zoning Strategy
WARNING: This page is about a different car, the 2019 Buick Cascada, 2018 Buick Cascada, and 2017 Buick Cascada. However, it is still accessible from the selected car via links, so may be relevant.
All grounds, in-line connectors, and splices have identifying numbers that correspond to where they are located in the vehicle. The following table explains the numbering system.
| Callout Numbers | Zone Description |
|---|---|
| 100-199 | Engine compartment (all forward of the instrument panel) |
| 200-299 | Within the instrument panel area (between the bulkhead and the front plane of the instrument panel) |
| 300-399 | Passenger compartment (from instrument panel to the back of the rear seats) |
| 400-499 | Luggage compartment (from the back of the rear seats to the rear of the vehicle) |
| 500-599 | Inline harness connectors to or within the driver door |
| 600-699 | Inline harness connectors to or within the front passenger door |
| 700-799 | Inline harness connectors to or within the left rear door |
| 800-899 | Inline harness connectors to or within the right rear door |
| 900-999 | Inline harness connectors to or within the luggage compartment lid or hatch |