Thread: Block heater test?
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  #8  
Old 10-19-2008, 02:09 PM
Chris W. Chris W. is offline
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Join Date: Jul 2001
Posts: 902
Sheesh. Plug it in for 2-3 hours. Put hand on top of valve cover. If warm, block heater is working.

Rgds,
Chris W.
'95 E300D with block heater
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