I'm unable to switch into 4hi or 4low. I've replaced the dash selector switch - new on...
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2000 GMC Sonoma, 2.2L 4 Cylinder, Visitor, Burlington, NC, March 28, 2010, 14:51
Check engine light is on. It had a diagnostic code PO440.
1998 GMC Sonoma, 4.3L V6, Visitor, Marinette, WI, February 27, 2010, 06:20
oil was recently changed
was having trouble with my clutch bleed air out of line& was ok ...now i turned it off & ...
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