For 1990-2009 cars

Step | Action | Value(s) | Yes | No
--- | --- | --- | --- | ---
1 | Was the entire HVAC System Check performed? | -- | Go to Step 2 | Go to HVAC System Check
2 |

1. Turn the ignition switch to the OFF position.
2. Disconnect the blower motor resistor.
3. Check for a short to B+ in CKT 60, 63, 72, 73, or 52.

Is a short to B+ present?

--

Go to Step 3

Go to Step 4

3 | Repair a short to B+. Is the repair complete? | -- | Go to Step 5 | --
4 | Replace the blower motor resistor. Refer to Blower Motor Resistor Replacement . Is the repair complete? | -- | Go to Step 5 | --
5 |

1. Turn the ignition switch to the OFF position.
2. Reconnect all connectors /components removed.

Have all the repairs been made?

--

Go to HVAC System Check

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