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Tahoe / Yukon Service Manual

Fuel Pressure Sensor Replacement (Long Wheelbase)

Engine Controls and Fuel - 5.3L L84 or 6.2L L87 | Repair Instructions | Document ID: 5599685

  1. Relieve the fuel system pressure. Fuel Pressure Relief
  2. Drain the fuel tank. Fuel Tank Draining
  3. Raise and support the vehicle. Lifting and Jacking the Vehicle
Fuel Pressure Sensor Replacement (Long Wheelbase) — figure 1
Fuel Pressure Sensor Replacement (Long Wheelbase) — figure 1
  1. Rear Stabilizer Shaft Insulator Clamp Bolt (1) » Remove [4x]
  2. Remove both rear stabilizer shaft clamp  (2) from the frame and let the stabilizer shaft hang.
Fuel Pressure Sensor Replacement (Long Wheelbase) — figure 2
Fuel Pressure Sensor Replacement (Long Wheelbase) — figure 2
  1. Evaporative Emission Canister Vent Hose (1) » Disconnect — Plastic Collar Quick Connect Fitting Service
  2. Evaporative Emission Canister Filter Hose (2) » Disconnect — Plastic Collar Quick Connect Fitting Service
  3. Fuel Feed Hose (3) » Disconnect — Plastic Collar Quick Connect Fitting Service
Fuel Pressure Sensor Replacement (Long Wheelbase) — figure 3
Fuel Pressure Sensor Replacement (Long Wheelbase) — figure 3
  1. Evaporative Emission Canister Solenoid (1) » Disconnect — Plastic Collar Quick Connect Fitting Service
  2. Fuel Tank Filler Hose Clamp (2) » Loosen
  3. Fuel Tank Filler Hose (3) » Remove
  4. Fuel Tank Filler Vent Hose (4) » Disconnect — Plastic Collar Quick Connect Fitting Service
Fuel Pressure Sensor Replacement (Long Wheelbase) — figure 4
Fuel Pressure Sensor Replacement (Long Wheelbase) — figure 4
  1. Place a suitable adjustable jack under the fuel tank.
  2. Strap fuel tank to jack.
  3. Fuel Tank Strap Bolt (1) » Remove [2x]
  4. Fuel Tank Strap (2) » Remove [2x]
Fuel Pressure Sensor Replacement (Long Wheelbase) — figure 5
Fuel Pressure Sensor Replacement (Long Wheelbase) — figure 5
  1. Lower the fuel tank, allowing clearance to access connections at the top of the tank.
  2. Electrical Connector (1) » Disconnect [3x]
  3. Fuel Feed Hose Clip (2) » Disengage
  4. Wiring Harness Retainer (3) » Disengage [2x]
  5. Retainer (4) » Unclip
Fuel Pressure Sensor Replacement (Long Wheelbase) — figure 6
Fuel Pressure Sensor Replacement (Long Wheelbase) — figure 6
  1. Fuel Tank (1) » Remove
Fuel Pressure Sensor Replacement (Long Wheelbase) — figure 7
Fuel Pressure Sensor Replacement (Long Wheelbase) — figure 7

  1. Fuel Pressure Sensor (3) @ Fuel Tank Vent Valve Hose Clip (2) » Disengage [3x]

  2. Fuel Pressure Sensor (3) » Disconnect — Plastic Collar Quick Connect Fitting Service

  3. Fuel Pressure Sensor (3) » Remove Installation Procedure

  4. Fuel Pressure Sensor (3) » Install

  5. Fuel Pressure Sensor (3) » Connect — Plastic Collar Quick Connect Fitting Service

  6. Fuel Pressure Sensor (3) @ Fuel Tank Vent Valve Hose Clip (2) » Engage [3x]

  7. Tape (1) » Install

  8. Place a suitable adjustable jack under the fuel tank.

  9. Strap fuel tank to jack.

  10. Raise the fuel tank  (1), allowing access to connections at the top of the tank.

  11. Retainer (4) » Clip

  12. Wiring Harness Retainer (3) » Engage [2x]

  13. Fuel Feed Hose Clip (2) » Engage

  14. Electrical Connector (1) » Connect [3x]

  15. Raise the tank to the installed position.

  16. Fuel Tank Strap (2) » Install [2x]

  1. Fuel Tank Strap Bolt (1) » Install and tighten [2x] — Fastener Specifications

  2. Fuel Tank Filler Vent Hose (4) » Connect — Plastic Collar Quick Connect Fitting Service

  3. Fuel Tank Filler Hose (3) » Install

  4. Fuel Tank Filler Hose Clamp (2) » Tighten — Fastener Specifications

  5. Evaporative Emission Canister Solenoid (1) » Connect — Plastic Collar Quick Connect Fitting Service

  6. Fuel Feed Hose (3) » Connect — Plastic Collar Quick Connect Fitting Service

  7. Evaporative Emission Canister Filter Hose (2) » Connect — Plastic Collar Quick Connect Fitting Service

  8. Evaporative Emission Canister Vent Hose (1) » Connect — Plastic Collar Quick Connect Fitting Service

  9. Raise rear stabilizer shaft into installed position.

  10. Rear Stabilizer Shaft Clamp (2) » Install [2x]

  11. Rear Stabilizer Shaft Insulator Clamp Bolt (1) » Install and tighten [4x] — Fastener Specifications

  12. Lower the vehicle.

  13. Refill the fuel tank.

  14. Inspect for fuel leaks.