4 wh drive

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I have replaced to vacuum solenoid and booster or whatever its called on the front diff.I heard somewhere that if you put the heat on defrost and then engage the 4 wh that a specific vacuum line is bad . I tried the defrost thing and 4 wh will kick on low only. I cannot find a bad vacuum anywhere. Please help

user66483 in Bloomfield NY

Dec 13, 2010

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What are the best Ford repair shops?

RepairPal Certified shops can diagnose and repair your 1998 Ford F-250. They provide transparent pricing with a minimum 12-month or 12,000-mile warranty on repairs and services.

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What is your question?

4 wh drive

What is your question?

user66483 in Bloomfield NY

Dec 13, 2010

0 Replies

This question doesn't have any answers yet

Get the conversation going by signing in or creating an account

Submit an Answer

What are the best Ford repair shops?

RepairPal Certified shops can diagnose and repair your 1998 Ford F-250. They provide transparent pricing with a minimum 12-month or 12,000-mile warranty on repairs and services.