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U2105 Diagnostic Trouble Code Discussion for July 2005

TCM - No Communication With Engine Control Module


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Trouble Ticket Help Requests for DTC U2105
Help Request Posted
2000 Saturn LS2 3.0L No Start VIN: 1G8JW52R4Y
U2105: Lost Communication With PCM. Hi everyone, This saturn LS2 is in for a no start,again, cranks over fine, no communication with ECU, but have communication with TCM, and BCM and can control instrument cluster through scan tool. There are 22 trans codes, three of them are communication U cod...
July 26, 2005
2000 Saturn LS2 3.0L No Start VIN: 1G8JW52R4Y
U2105: Lost Communication With PCM. Hi everyone, This saturn LS2 is in for a no start,again, cranks over fine, no communication with ECU, but have communication with TCM, and BCM and can control instrument cluster through scan tool. There are 22 trans codes, three of them are communication U cod...
July 26, 2005