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Greets y'all. At cold start, BLM is 138: It remains there until the t'stat opens, then RAPIDLY climbs to 150 where it remains. It pops no codes (according to my fine AccuTron scantool). Hot start is also at 138, sometimes takes full minute to go Close Loop, and until CL doesn't want to idle...

Greetings y'all! Accoding to my well worn X9276 Sy /Ty Service Sanual (Code 14 - 15 pages, and wiring diagrams Page 39) the coolant temp sensor 410 circuit signal wire (yellow one) would be on the left side of the connector as viewed installed on sensor and w/ connector lock away from the...