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Home >> GMC >> 2003 >> Safari Van Cargo, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1705 (Automatic Transmission - 2MT70 - DTC P0965 To DTC P2730) >> DTC P1824, P182A-P182F, P1838, or P1839 >> Component Testing

Component Testing

WARNING: This page is about a different car, the 2009 Saturn Vue. However, it is still accessible from the selected car via links, so may be relevant.
IMS Direction

IMS Circuits Park Reverse Neutral Drive 4 Drive 3 Drive 2 Drive 1
Direction Switch Operating Conditions:  Ignition ON, range selector in appropriate gear
Transmission Direction Signal R1 HI LOW LOW HI HI HI HI
Transmission Direction Signal R2 LOW HI HI LOW LOW LOW LOW
Transmission Direction Signal D1 HI HI LOW LOW LOW LOW LOW
Transmission Direction Signal D2 LOW LOW HI HI HI HI HI
Transmission Direction Signal Start LOW HI LOW HI HI HI HI
IMS Range

IMS Circuits Park Reverse Neutral Drive 4 Drive 3 Drive 2 Drive 1
Range Switch Operating Conditions:  Ignition ON, range selector in appropriate gear
Transmission Range Signal A LOW LOW HI HI HI LOW LOW
Transmission Range Signal B HI LOW LOW LOW HI HI LOW
Transmission Range Signal C HI HI HI LOW LOW LOW LOW
Transmission Range Signal P LOW HI LOW HI LOW HI LOW
Always HI status: Open/short to voltage condition
Always LOW status: Short to ground condition