Fuel Injection System - TBI: Application

1986 GMC S15 Jimmy 2.8 R, RWD, AutomaticSECTION Application
ROCHESTER THROTTLE BODY NO.

Application Part No.
Astro & Safari
2.5L 17086085
4.3L 17086090
"S" Series
2.5L 17086084
2.8L
2WD 17086086
4WD 17086088
RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.