GM Service Manual Online
For 1990-2009 cars only

Checks

Action

Fluid filter assembly (26)

Inspect for clog or damage. Replace the fluid filter assembly (26). Refer to Fluid Filter Removal .

Variable drive pulley assembly (93)

Inspect for leaking. Replace the variable drive pulley assembly (93). Refer to Case Cover Assembly Disassemble .

Variable driven pulley assembly (106)

Inspect for leaking. Replace the variable driven pulley assembly (106). Refer to Case Cover Assembly Disassemble .

Line 1 pressure regulator valve (316)

Inspect for worn, sticking or binding valve. Replace the line 1 pressure regulator valve (316). Refer to Control Valve Body Assembly Disassemble .

Line 1 pressure regulator valve spring (315)

Inspect for worn, sticking or damaged spring. Replace the line 1 pressure regulator valve spring (315). Refer to Control Valve Body Assembly Disassemble .

Bore plug retainer (300)

Inspect the bore plug retainer (300) for damage or incorrect installation. Replace the bore plug retainer (300). Refer to Control Valve Body Assembly Disassemble .

Bore plug seal (302)

Inspect for missing or cut seal. Replace the bore plug seal (302). Refer to Control Valve Body Assembly Disassemble .

Bore plug (301)

Inspect for wear or damage. Replace the bore plug (301). Refer to Control Valve Body Assembly Disassemble .

Line 2 pressure regulator valve (212)

Inspect for worn, sticking or binding valve. Replace the line 2 pressure regulator valve (212). Refer to Control Valve Body Assembly Disassemble .

Line 2 pressure regulator valve spring (211)

Inspect for worn, sticking or damaged spring. Replace the line 2 pressure regulator valve spring (211). Refer to Control Valve Body Assembly Disassemble

Bore plug seal (210)

Inspect for missing or cut seal. Replace the bore plug seal (210). Refer to Control Valve Body Assembly Disassemble .

Primary limit valve (314)

Inspect for wear, sticking or binding. Replace the primary limit valve (314). Refer to Control Valve Body Assembly Disassemble .

Primary limit valve spring (313)

Inspect for wear, sticking or damage. Replace the primary limit valve spring (313). Refer to Control Valve Body Assembly Disassemble .

Actuator feed limit valve (312)

Inspect for wear, sticking or binding. Replace the actuator feed limit valve (312). Refer to Control Valve Body Assembly Disassemble .

Actuator feed limit valve spring (311)

Inspect for wear, sticking or damage. Replace the actuator feed limit valve spring (311). Refer to Control Valve Body Assembly Disassemble .