Symptom Chart - External Controls

Condition	Possible Sources	Action
Brake shift interlock system does not release/lock correctly	Circuit(s) Fuse(s): 32 (5A) Brake Shift Interlock Actuator (BSIA) Brake Pedal Position (BPP) switch	Go to Pinpoint Test A .
Shift control is out of correct gear relationship	Transmission selector lever cable and bracket Retainer bracket Selector lever linkage	Go to Pinpoint Test B .
Selector lever indicator does not correspond to the gear	Selector lever cable bracket	TIGHTEN bolts holding transmission selector lever cable bracket.
	Selector lever indicator linkage	ADJUST selector lever indicator at the steering column.
	Selector lever cable loose from the transmission retainer bracket	REINSTALL transmission selector lever cable into bracket. INSTALL a new cable if damaged.
	Selector lever linkage Transmission selector lever cable loose from the steering column bracket Steering column selector lever cable bracket	VERIFY the transmission selector lever cable adjustment. REFER to Selector Lever Cable Adjustment . ADJUST the transmission selector lever cable if necessary. VERIFY Transmission Range (TR) sensor for correct adjustment. REFER to AUTOMATIC TRANSMISSION - 5R44E & 5R55E article.
	Clip securing the selector lever cable to the selector lever control selector lever	INSTALL the clip correctly.
	Internal transmission damage	REFER to AUTOMATIC TRANSMISSION - 5R44E & 5R55E article.
Selector lever indicator lamp does not illuminate	Bulb Circuit(s)	REFER to INSTRUMENT CLUSTER & PANEL ILLUMINATION article.
Transmission Control Switch (TCS) is not operating correctly	Fuse 20 (10A) Damaged Transmission Control Switch (TCS) or TCS not cycled during self test Damaged PCM Internal transmission concerns	REFER to AUTOMATIC TRANSMISSION - 5R44E & 5R55E article.
	Circuity open/shorted	Go to Pinpoint Test C .
Transmission Control Indicator Lamp (TCIL) does not illuminate	Burned-out bulb Circuitry open/shorted Damaged PCM	REFER to INSTRUMENT CLUSTER & PANEL ILLUMINATION article.
TCIL stays illuminated or flashes	Circuitry open/shorted Damaged PCM Transmission error detected	REFER to INSTRUMENT CLUSTER & PANEL ILLUMINATION article. REFER to AUTOMATIC TRANSMISSION - 5R44E & 5R55E article. CARRY OUT On-Board Diagnostic (OBD) test.
Water enters inside the vehicle	Cable assembly grommet	SECURE grommet to dash panel.
	Torn cable assembly grommet	INSTALL a new transmission selector lever cable.
Excessive selector lever effort	Selector lever cable bracket	ADJUST cable. TIGHTEN selector lever cable bracket screws.
	Selector lever cable	INSTALL a new selector lever cable.
Selector lever will not shift	Selector lever cable	REINSTALL selector lever cable.
	Lock tab	REPAIR/INSTALL a new lock tab.
	Broken selector lever cable	INSTALL a new selector lever cable.
	Internal transmission concerns	REFER to AUTOMATIC TRANSMISSION - 5R44E & 5R55E article.