Direct Clutch System

WARNING: This page is about a different variant/trim than selected.

For direct clutch operation, REFER to AUTOMATIC TRANSMISSION .

Item	Part Number	Description
1	7C122	Snap ring - direct clutch cylinder
2	7F283	Direct clutch cylinder
3	7A262	Direct clutch piston
4	7F235	Return spring - direct clutch piston
5	-	Direct clutch piston seals
6	7G348	Input shaft (part of direct/overdrive clutch assembly)
7	7B164	Direct clutch friction plates
8	7E085	Direct clutch wave spring
9	7B442	Direct clutch steel plates
10	7B066	Direct clutch pressure plate
11	7D483	Direct clutch snap ring
12	7A019	Rear planetary sun gear and shell assembly

DIRECT CLUTCH SYSTEM

Condition	Possible Sources	Action
Direct (3, 5, R) clutch does not apply	Solenoid body filter blocked to SSB	CLEAN or INSTALL a new solenoid body filter screen. REFER to SOLENOID BODY ASSEMBLY .
	SSB mechanically stuck OFF	INSTALL a new solenoid body. REFER to SOLENOID BODY ASSEMBLY . Perform the SOLENOID BODY STRATEGY , REFER to SOLENOID BODY STRATEGY DOWNLOAD .
	Direct (3, 5, R) clutch regulator valve stuck OFF	DISASSEMBLE, CLEAN and INSPECT the direct (3, 5, R) clutch regulator valve. If bore or valve is damaged, INSTALL a new main control valve body. REFER to MAIN CONTROL VALVE BODY .
	SSB SIG, C35R, C35R SUP hydraulic circuits blocked/leaking	DISASSEMBLE and INSPECT the main control valve body and separator plate passages for debris/blockage. CLEAN as necessary. REFER to HYDRAULIC SYSTEM , SOLENOID HYDRAULIC CIRCUITS .
	REV SUPPLY/DRIVE 2 to C35R SUP check ball missing/damaged	REMOVE the main control valve body and INSPECT the check ball missing/damage. REFER to MAIN CONTROL VALVE BODY .
	C35R supply hydraulic circuit blocked or leaking	DISASSEMBLE and INSPECT the transmission cover and support tower passages for debris/blockage. CLEAN as necessary. REFER to HYDRAULIC SYSTEM , DIRECT (3, 5, R) CLUTCH HYDRAULIC CIRCUITS .
	Rear planetary sun gear and shell assembly	INSPECT the sun gear and shell for wear and damage. INSTALL new components as necessary.
	Direct (3, 5, R) clutch friction plates	DISASSEMBLE and INSPECT the direct (3, 5, R) clutch friction and steel plates. INSTALL new components as necessary. REFER to MECHANICAL SYSTEM , DIRECT (3, 5, R) CLUTCH .
	Direct (3, 5, R) clutch piston seal leakage	INSTALL a new direct (3, 5, R) clutch piston and seals. REFER to MECHANICAL SYSTEM , DIRECT (3, 5, R) CLUTCH .
Direct (3, 5, R) clutch always applied	Solenoid body filter seal damaged at SSB	INSTALL a new solenoid body filter screen. REFER to SOLENOID BODY ASSEMBLY .
	SSB mechanically stuck ON	INSTALL a new solenoid body. REFER to SOLENOID BODY ASSEMBLY . Perform the SOLENOID BODY STRATEGY , REFER to SOLENOID BODY STRATEGY DOWNLOAD .
	Direct (3, 5, R) clutch regulator valve stuck ON	DISASSEMBLE, CLEAN and INSPECT the direct (3, 5, R) clutch regulator valve and bias spring. If bore or valve is damaged, INSTALL a new main control valve body. REFER to MAIN CONTROL VALVE BODY .
	SSB SIG, C35R, C35R SUP hydraulic circuits blocked/leaking	DISASSEMBLE and INSPECT the main control valve body and separator plate passages for leakage. CLEAN as necessary. REFER to HYDRAULIC SYSTEM , SOLENOID HYDRAULIC CIRCUITS .
	Rear planetary sun gear and shell assembly	INSPECT the sun gear and shell for damage that would prevent free rotation. INSTALL new components as necessary.
	Direct (3, 5, R) clutch friction plates	DISASSEMBLE and INSPECT the direct (3, 5, R) clutch friction and steel plates. INSTALL new components as necessary. REFER to MECHANICAL SYSTEM , DIRECT (3, 5, R) CLUTCH .
	Direct (3, 5, R) clutch piston return spring.	INSPECT the return spring for damage. INSTALL new components as necessary. REFER to MECHANICAL SYSTEM , DIRECT (3, 5, R) CLUTCH .
Direct (3, 5, R) clutch delayed/soft/slipping apply	Incorrect Solenoid Body Strategy programmed into PCM	REFER to SOLENOID BODY STRATEGY DOWNLOAD .
	Solenoid body filter seal damaged at SSB	INSTALL a new solenoid body filter screen. REFER to SOLENOID BODY ASSEMBLY .
	SSB mechanically sticking	INSTALL a new solenoid body. REFER to SOLENOID BODY ASSEMBLY . Perform the SOLENOID BODY STRATEGY , REFER to SOLENOID BODY STRATEGY DOWNLOAD .
	Direct (3, 5, R) clutch regulator valve sticking	DISASSEMBLE, CLEAN and INSPECT the direct (3, 5, R) clutch regulator valve. If bore or valve is damaged, INSTALL a new main control valve body. REFER to MAIN CONTROL VALVE BODY .
	Direct (3, 5, R) clutch boost valve stuck ON	DISASSEMBLE, CLEAN and INSPECT the direct (3, 5, R) clutch boost valve and bias spring. If bore, valve or spring is damaged, INSTALL a new main control valve body. REFER to MAIN CONTROL VALVE BODY .
	SSB SIG, C35R, C35R SUP hydraulic circuits blocked/leaking	DISASSEMBLE and INSPECT the main control valve body and separator plate passages for debris/blockage. CLEAN as necessary. REFER to HYDRAULIC SYSTEM , SOLENOID HYDRAULIC CIRCUITS .
	REV SUPPLY/DRIVE 2 to C35R SUP check ball missing/damaged	REMOVE the main control valve body and INSPECT the check ball missing/damage. REFER to MAIN CONTROL VALVE BODY .
	C35R supply hydraulic circuit blocked or leaking	DISASSEMBLE and INSPECT the transmission cover and support tower passages for debris/blockage. CLEAN as necessary. REFER to HYDRAULIC SYSTEM , DIRECT (3, 5, R) CLUTCH HYDRAULIC CIRCUITS .
	Direct (3, 5, R) clutch friction plates	DISASSEMBLE and INSPECT the direct (3, 5, R) clutch friction and steel plates. INSTALL new components as necessary. REFER to MECHANICAL SYSTEM , DIRECT (3, 5, R) CLUTCH .
	Direct (3, 5, R) clutch piston seal leakage	INSTALL a new direct (3, 5, R) clutch piston and seals. REFER to MECHANICAL SYSTEM , DIRECT (3, 5, R) CLUTCH .
Direct (3, 5, R) clutch harsh apply	Incorrect Solenoid Body Strategy programmed into PCM	REFER to SOLENOID BODY STRATEGY DOWNLOAD .
	SSB mechanically sticking	INSTALL a new solenoid body. REFER to SOLENOID BODY ASSEMBLY . Perform the SOLENOID BODY STRATEGY , REFER to SOLENOID BODY STRATEGY DOWNLOAD .
	Direct (3, 5, R) clutch regulator valve sticking	DISASSEMBLE, CLEAN and INSPECT the direct (3, 5, R) clutch regulator valve and bias spring. If bore, valve or spring is damaged, INSTALL a new main control valve body. REFER to MAIN CONTROL VALVE BODY .
	Direct (3, 5, R) clutch boost valve sticking	DISASSEMBLE, CLEAN and INSPECT the direct (3, 5, R) clutch boost valve and bias spring. If bore, valve or spring is damaged, INSTALL a new main control valve body. REFER to MAIN CONTROL VALVE BODY .
	SSB SIG, C35R, C35R SUP hydraulic circuits blocked/leaking	DISASSEMBLE and INSPECT the main control valve body and separator plate passages for debris/blockage. CLEAN as necessary. REFER to HYDRAULIC SYSTEM , SOLENOID HYDRAULIC CIRCUITS .
	Direct (3, 5, R) clutch friction plates	DISASSEMBLE and INSPECT the direct (3, 5, R) clutch friction and steel plates. INSTALL new components as necessary. REFER to MECHANICAL SYSTEM , DIRECT (3, 5, R) CLUTCH .
	Direct (3, 5, R) clutch piston return spring	INSPECT the return spring for proper installation and damage. INSTALL new components as necessary. REFER to MECHANICAL SYSTEM , DIRECT (3, 5, R) CLUTCH .