1989 Geo Tracker Base, AutomaticFACTORY OEM SERVICE PROCEDURE

Remove, Overhaul & Install: Remove/Install/Overhaul: Introduction: Disassembly: Body

  1. Remove throttle return and secondary spring. Remove clip and disconnect diaphragm chamber rod from secondary valve shaft. Remove control cable bracket bolt and screws on bottom side of body.
  2. Remove diaphragm chamber and gasket. Remove slow-cut solenoid valve. Remove clip, strainer and check ball from accelerator plunger well. Use care not to damage pump bore during clip removal.
  3. Remove main jet plug. Note location and size of primary and secondary main jets. Remove primary and secondary main jets with packings. Remove primary and secondary venturi assemblies.
  4. Remove main air bleed jets. Remove plug and primary slow jet. Remove plug and pump injector spring. Remove pump weight and check ball. Remove plug and secondary slow jet. Remove idle up jet. On the flange, remove mixture by-pass solenoid valves and TPS valve. Remove throttle body flange from body.
NOTE: Do not immerse diaphragm, electrical components, or synthetic parts in carburetor cleaner.
Chapter Navigation
Return to Chapter: Disassembly
Factory Service Tools

Use the Manual With the Right Hardware

Pair factory procedures with proven DIY tools so the instructions are easier to execute.

Disclosure: Verified tool recommendations may earn an affiliate commission at no cost to you.

Shop Manual-Ready ToolsCompare Repair QuoteQuote Shield Pro

When to See a Mechanic

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

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