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Tahoe / Yukon Service Manual

Fuel Return Pipe Replacement - Rear (Long Wheelbase)

Single Use Fasteners and Components Tie Strap

  1. Turn OFF the engine for 30 seconds before proceeding to purge the fuel pressure from the complete fuel system.
  2. Raise and support the vehicle. Lifting and Jacking the Vehicle
Fuel Return Pipe Replacement - Rear (Long Wheelbase) — figure 1
Fuel Return Pipe Replacement - Rear (Long Wheelbase) — figure 1
  1. Fuel Return Pipe (1) » Disconnect — Metal Collar Quick Connect Fitting Service
  2. Fuel Return Pipe (1) @ Retainer (2) » Disengage
  3. Tie Strap (3) » Remove and DISCARD
Fuel Return Pipe Replacement - Rear (Long Wheelbase) — figure 2
Fuel Return Pipe Replacement - Rear (Long Wheelbase) — figure 2
  1. Fuel Return Pipe (1) @ Retainer (2) » Disengage [3x]
Fuel Return Pipe Replacement - Rear (Long Wheelbase) — figure 3
Fuel Return Pipe Replacement - Rear (Long Wheelbase) — figure 3
  1. Fuel Pressure Sensor (1) @ Fuel Filter Assembly » Disconnect — Plastic Collar Quick Connect Fitting Service
Fuel Return Pipe Replacement - Rear (Long Wheelbase) — figure 4
Fuel Return Pipe Replacement - Rear (Long Wheelbase) — figure 4

  1. Fuel Return Pipe (1) » Disconnect — Plastic Collar Quick Connect Fitting Service

  2. Fuel Return Pipe (1) @ Retainer (2) » Disengage [2x]

  3. Fuel Return Pipe (1) » Remove Installation Procedure

  4. Fuel Return Pipe (1) » Install

  5. Fuel Return Pipe (1) @ Retainer (2) » Engage [2x]

  6. Fuel Return Pipe (1) » Connect — Plastic Collar Quick Connect Fitting Service

  7. Fuel Pressure Sensor (1) @ Fuel Filter Assembly » Connect — Plastic Collar Quick Connect Fitting Service

  8. Fuel Return Pipe (1) @ Retainer (2) » Engage [3x]

  9. Tie Strap (3) » Install NEW

  10. Fuel Return Pipe (1) @ Retainer (2) » Engage

  11. Fuel Return Pipe (1) » Connect — Metal Collar Quick Connect Fitting Service

  12. Lower the vehicle.

  13. Prime the fuel system and inspect for fuel leaks. Fuel System Priming