| Pin # | Circuit # | Color | Gauge | Function | Qualifier | Used |
|---|---|---|---|---|---|---|
| 1 | CAT09 | GN | 18 | CTRL MOD. - TRAILER TOW # TURN SIGNAL RIGHT (COLOR TO SAE 1239) | 1 | |
| 2 | CAT06 | YE | 18 | CTRL MOD. - TRAILER TOW # TURN SIGNAL LEFT (COLOR TO SAE 1239) | 1 | |
| 3 | CAT17 | BN | 18 | RELAY - TRAILER TOW PARK LAMPS (COLOR TO SAE 1239) | 1 | |
| 4 | RAT08 | WH | 4 | CTRL MOD. - TRAILER TOW # RETURN (USA ONLY, COLOR TO SAE 1239 EXCEPTION TO PSF) | 1 |