Overview: How to change the distributor cap and rotor on a 1997 Volvo 850 GLT.

This job requires removal of the battery and then the bottom half of the air filter box in order to reach the bottom screw on the distributor cap. Including taking the photos, the whole job of removal and replacement took 2 hours (first time).

1) Common tools: a standard screwdriver for the distributor cap screws and a wrench or socket to disconnect the battery terminals.

Less common tools: You will need a 3mm hex key (pictured below left) for the rotor and a slim ratcheting driver with Torx bit (pictured below right) for the vacuum switch.

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