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03-14-2011, 07:40 PM | #1 |
Registered User
Join Date: Mar 2011
Location: Spokane Valley, Washington
Posts: 12
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can anyone tell me what this does?
Its on an 84 GMC 4x4 frame i just bought. i know it has something to do with brakes but Ive no idea what its for. I have worked on older 73-79 chevy 4x4's and never seen this. do i need it?
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