GMC Suburban OBD1 Codes

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4L80E Trouble Code 85

1993 GMC SUBURBAN
Ran A Diagnostic And Was Given 43, 87 & 85 Diagnostic Codes, What Do They Mean?
1 ANSWER
Asked by datapia7

1993 GMC Suburban Sensor Locations

1993 GMC SUBURBAN
I Shorted The Ab Terminals, And Got Codes 23 And 43, 23 Is Suppose To Be Mat Sensor, Could You Tell Me Or Send A Pic Of Where This Is...
1 ANSWER
Asked by bobbie140

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