No offense here. I have two 4x4 suburbans, a 77 and a 93.
You didn't say if you checked your trouble codes from the computer?
And my comment regarding the Suburban forum was more "tongue-in-cheek", than in any way serious. But if you read Grim-Reapers post about "off-topic" posts in this forum, hopefully you would understand the "good-natured" comment. And besides the Suburban forum needs a little action.
<font color=blue>azblazor</font color=blue>
<font color=orange> 79 K5 454-FI / 4L80E, NP205, D60, FF14, 4" lift, 9K Warn </font color=orange>