Pontiac Vibe Trailer Wiring | etrailer Trailer Wiring Harness Installation - 2009 Pontiac Vibe. Today on our 2009 Pontiac Vibe, we will be taking a look at and installing the Curt T-Connector Vehicle Wiring Harness with 4-Pole Flat Trailer Connector, part number C56035. Unlock and pull up the rear spare tire area. Amazon: pontiac vibe wire harness Amazon: pontiac vibe wire harness. Skip to main content. Try Prime All CURT 56035 Vehicle-Side Custom 4-Pin Trailer Wiring Harness for Select Pontiac Vibe, Scion xB, Toyota Matrix. 3.7 out of 5 stars 26. $41 $ 41. 82 $45 $ 45. 53. Get it as soon as Fri, Jul 5. FREE Shipping by Amazon.