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P1887 OLDSMOBILE

P1887 OLDSMOBILE - Torque Converter Clutch Release Switch Circuit

Repair Importance Level: 3/3
Repair Difficulty Level: 3/3   
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Possible causes

  • 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 notes

There 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

Possible symptoms

  • Engine Light ON (or Service Engine Soon Warning Light)

P1887 Oldsmobile Description

With 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).
OBDII Code P1887 Oldsmobile - Torque Converter Clutch Release Switch Circuit - AutoCodes.com

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Related Information

P1887 OLDSMOBILE Comments

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