P1887 OLDSMOBILE - Torque Converter Clutch Release Switch Circuit
- Faulty Torque Converter Clutch (TCC) Release Switch
- Torque Converter Clutch (TCC) Release Switch harness is open or shorted
- Torque Converter Clutch (TCC) Release Switch circuit poor electrical connection
Tech notesThere is a factory service bulletin fo the following Oldsmobile models:
2000-2002 Oldsmobile Intrigue
2000-2003 Oldsmobile Aurora
2000-2004 Oldsmobile Alero
2000-2004 Oldsmobile Silhouette
Oldsmobile Factory Service Bulletin OBDII Code P1887
- Engine Light ON (or Service Engine Soon Warning Light)
P1887 Oldsmobile DescriptionWith the engine speed over 500 rpm, TR switch in D4, Torque Converter Clutch (TCC) commanded on, TCC slip speed is -20 to +40, the Powertrain Control Module (PCM) detects that TCC Release pressure was present (the switch is open).
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