Fuel Tanks (With Feedback Fuel System): Installation

2004 Oldsmobile Bravada AWDSECTION Installation
WARNING: This page is about a different car, the 2003 Chevrolet Corvette. However, it is still accessible from the selected car via links, so may be relevant.

  1. Install the fuel tank. Install the fuel tank strap to the vehicle. Install the fuel tank strap bolts loosely leaving the tank hanging approximately one inch. Remove the cap from the EVAP pipe. Connect the EVAP crossover pipe quick-connect fitting at the left fuel tank. See FUEL LINE DISCONNECT FITTINGS .
  2. Lubricate the crossover tube to fuel tank connection "O" rings with Rubber Lubricant (P/N 1051717). See Figure. Lubricate the crossover tube "O" ring mating surfaces with Rubber Lubricant (P/N 1051717). See Figure. Note the T-shaped alignment feature on the crossover tube. The crossover tube will not fully seat into the fuel tank if the jet pump lines are misaligned.
  3. Connect the crossover tube to the left fuel tank. The crossover tube collar tangs will not latch if misalignment exists. Rotate the crossover tube collar clockwise to engage the tangs. Rotate the crossover tube CPA retainer counter-clockwise past the collar latching tang and push the tab into the locked position. If the CPA retainer is locked into position, the crossover tube collar will not rotate. Test the crossover tube to fuel tank connection by attempting to rotate the crossover tube collar counter-clockwise.
  4. Tighten the fuel tank strap bolts. Tighten the bolts to specification See TORQUE SPECIFICATIONS . Remove the cap from the fuel pipes. Connect the fuel feed pipe at the rear of the left fuel tank. Connect the fuel pump jumper harness connector. Connect the fuel fill hose and recirculation line to the fill tube. Tighten the clamp to specification.
  5. Install the driveline support assembly. See DRIVELINE SUPPORT ASSEMBLY REPLACEMENT (AUTOMATIC TRANSMISSION) . Install both mufflers. See LEFT/RIGHT MUFFLER . Install the left rear wheelhouse panel. Install the left rear tire. Lower the vehicle. Refuel the fuel tank.
  6. Connect the negative battery cable. Turn ON the Ignition switch, for 2 seconds. Turn OFF the ignition for 10 seconds. Turn ON the ignition and. Inspect for fuel leaks. Program the transmitters. See KEYLESS ENTRY TRANSMITTER SYNCHRONIZATION  under PROGRAMMING.



  1. Install the fuel tank. Install the fuel tank strap to the vehicle. Install the fuel tank strap bolts. Remove the cap from the EVAP pipe. Connect the EVAP crossover pipe quick connect fitting at the right fuel tank. See FUEL LINE DISCONNECT FITTINGS .
  2. Lubricate the crossover tube to fuel tank connection "O" rings with Rubber Lubricant (P/N 1051717). See Figure. Lubricate the crossover tube "O" ring mating surfaces with Rubber Lubricant (P/N 1051717). See Figure. Note the T-shaped alignment feature on the crossover tube. The crossover tube will not fully seat into the fuel tank if the jet pump lines are misaligned.
  3. Connect the crossover tube to the right fuel tank The crossover tube collar tangs will not latch if misalignment exists. Rotate the crossover tube collar clockwise to engage the tangs. Rotate the crossover tube CPA retainer counter-clockwise past the collar latching tang and push the tab into the locked position. If the CPA retainer is locked into position, the crossover tube collar will not rotate. Test the crossover tube to fuel tank connection by attempting to rotate the crossover tube collar counter-clockwise.
  4. Tighten the fuel tank strap bolts. Tighten the bolts to specification See TORQUE SPECIFICATIONS . Snap the crossover tube into the clamp located above the transmission. Connect the fuel pump sender harness connector. Connect the FLVV hose at the EVAP Canister. SeeFigure. Install the EVAP canister access cover.
  5. Install the driveline support assembly. See DRIVELINE SUPPORT ASSEMBLY REPLACEMENT (AUTOMATIC TRANSMISSION) . Install the right rear wheelhouse panel. Install the right rear tire. Lower the vehicle. Refuel the fuel tank. Connect the negative battery cable. Turn ON the Ignition switch, for 2 seconds. Turn OFF the ignition for 10 seconds. Turn ON the ignition and inspect for fuel leaks. Program the transmitters. See KEYLESS ENTRY TRANSMITTER SYNCHRONIZATION  under PROGRAMMING.
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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.