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HOMESERVICE MANUALSCHEVROLET2001CHEVY EXPRESS G3500, VAN PASSENGER EXTENDED, 6.5 FREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT VARIANT/TRIMSECTION 10 (ENGINE MECHANICAL - 5.0L & 5.7L (UNIT REPAIR))REPAIR INSTRUCTIONSDISTRIBUTOR INSTALLATION
2001 Chevrolet Chevy Express G3500, Van Passenger Extended, 6.5 F

Distributor Installation

2001 Chevrolet Chevy Express G3500, Van Passenger Extended, 6.5 FSECTION Distributor Installation
WARNING: This page is about a different variant/trim than selected.
  1. Bring cylinder number one piston to Top Dead Center (TDC) of compression stroke.
    Fig 1: Bringing Cylinder Number One Piston To TDC Of Compression Stroke
    G01688831Courtesy of GENERAL MOTORS CORP.
  2. Remove the distributor cap bolts and discard.
  3. Remove the distributor cap.
    Fig 2: Removing Distributor Cap & Bolts
    G01688832Courtesy of GENERAL MOTORS CORP.
  4. Install a NEW distributor gasket onto the distributor.
    Fig 3: Installing Distributor Gasket
    G01688833Courtesy of GENERAL MOTORS CORP.
  5. Align the indent hole on the driven gear with the paint mark on the distributor housing.
  6. Ensure that the distributor rotor segment points to the cap hold area.
    Fig 4: Aligning Indent Hole With Paint Mark
    G01688834Courtesy of GENERAL MOTORS CORP.
  7. Align the slotted tang in the oil pump driveshaft with the distributor driveshaft. Rotate the oil pump driveshaft with a screwdriver if necessary.
  8. Align the flat (1) in the distributor housing toward the front of the engine.
  9. Install the distributor and distributor clamp.
    Fig 5: Aligning Flat In Distributor Housing Toward Front Of Engine
    G01688835Courtesy of GENERAL MOTORS CORP.
  10. Once the distributor is fully seated, align the distributor rotor segment with the number 8 pointer that is cast into the distributor base.
  11. If the distributor rotor segment does not come within a few degrees of the number 8 pointer, the gear mesh between the distributor and camshaft may be off a tooth or more. Repeat the procedure in order to achieve proper alignment.
    Fig 6: Aligning Distributor Rotor Segment With Number 8 Pointer
    G01688836Courtesy of GENERAL MOTORS CORP.
  12. Install the distributor clamp bolt.

    Tighten 

    Tighten the distributor clamp bolt to 25 N.m (18 lb ft).

    Fig 7: Installing Distributor Clamp Bolt
    G01688837Courtesy of GENERAL MOTORS CORP.
  13. Install the distributor cap onto the distributor.
  14. Install the NEW distributor cap bolts.

    Do not overtighten the NEW distributor cap bolts.

    Tighten 

    Tighten the distributor cap bolts to 2.4 N.m (21 lb in).

    Fig 8: Installing Distributor Cap Onto Distributor
    G01688838Courtesy of GENERAL MOTORS CORP.
  15. Install the ignition coil wire harness.
    Fig 9: Installing Ignition Coil Wire Harness
    G01688839Courtesy of GENERAL MOTORS CORP.
RENDER: 1.0x

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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.