Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSCHEVROLET1997CHEVY EXPRESS G3500, VAN CARGO, 6.5 FREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT VARIANT/TRIMSECTION 23 (ENGINE CONTROLS - REMOVAL, INSTALLATION & OVERHAUL - 5.7L (G SERIES))IGNITION SYSTEMDISTRIBUTORINSTALLATION
1997 Chevrolet Chevy Express G3500, Van Cargo, 6.5 F
Ignition System: Distributor: Installation
1997 Chevrolet Chevy Express G3500, Van Cargo, 6.5 FSECTION Installation
WARNING: This page is about a different variant/trim than selected.
- If Installing a new distributor assembly, place two marks on the new distributor housing in the same location as the two marks on the original housing.
- Remove new distributor cap, if necessary.
- Align the rotor with mark made at location 2. See Figure.
- Guide the distributor into the engine. Make sure that the mounting hole in the distributor hold-down base is aligned over the mounting hole in the intake manifold.
- As the distributor is being installed, observe the rotor moving in a clockwise direction about 42 degrees.
- Once the distributor is completely seated, the rotor segment should be aligned with the mark on the distributor base in the location number "1". See Figure. If the rotor segment is not aligned with the number "1" mark, the driven gear teeth and the camshaft have meshed one or more teeth out of alignment. In order to correct this condition, remove the distributor and reinstall it.
- Install the distributor mounting clamp. Tighten the distributor clamp bolt to 18 ft. lbs. (25 N.m). Install the distributor cap.
- Install 2 NEW distributor cap screws. Tighten the screws to 21 INCH lbs. (2.4 N.m). See Figure.
- Install electrical connector to distributor.
- Install spark plug wires to distributor cap.
CAUTION:
If the MIL is turned on after installing the distributor, and a DTC is found, the distributor has been installed incorrectly. Refer to installation Procedure 2 for proper distributor installation.
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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.