89 s10 blazer 4x4 problems

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09-17-2007, 07:21 PM

fnbutch

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89 s10 blazer 4x4 problems

my 4x4 will not ingage hi or low wat should i check or wat is the most comon problems as 2 y it wont ingage?

09-18-2007, 01:00 PM

RCars2

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Location: Wisconsin originally but now im in Phx, AZ

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RE: 89 s10 blazer 4x4 problems

Main culprits are loss of vacuum (because the system is vacuum controlled), bad transfer case switch, or bad front axle switch. Get those checked out and you should be good to go.

09-21-2007, 12:28 PM

88jimmah

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RE: 89 s10 blazer 4x4 problems

I second the above...check the vacuum hoses.

read this post for some good info

https://blazerforum.com/m_52228/tm.htm

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