Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2007 Chevrolet Express 1500 RWD V8-5.3LFACTORY OEM SERVICE PROCEDURE
Control Valve Body Assembly
Disassembled Views
Control Valve Body Assembly (1 of 2)
Control Valve Body Assembly (1 of 2):
301 - Control Valve Body
302 - Pressure Control Solenoid Valve Fluid Filter Assembly
303 - Shift Valve Fluid Filter Bore Plug Pin
303 - Shift Valve Fluid Filter Bore Plug Pin
303 - Shift Valve Fluid Filter Bore Plug Pin
303 - Shift Valve Fluid Filter Bore Plug Pin
304 - Low-Reverse Ball Valve Seat
305 - Low-Reverse Ball Valve
305 - Low-Reverse Ball Valve
307 - 3rd Ball Valve Bushing Seal
308 - 3-4 Shift Valve
309 - 2-3, 3-4 Shift Valve Spring
309 - 2-3, 3-4 Shift Valve Spring
310 - Solenoid Bolt (1-2 and 2-3 Shift Valve)
310 - Solenoid Bolt (1-2 and 2-3 Shift Valve)
311 - 2-3 Shift Solenoid Valve Assembly
312 - 2-3 Shift Valve
313 - 1-2 Shift Solenoid Valve Assembly
314 - 1-2 Shift Valve
315 - 1-2 Shift Valve Spring
316 - Shift Valve Fluid Filter Bore Plug
317 - Shift Solenoid Valve Fluid Filter Assembly
318 - Low-Reverse Ball Valve Seat Pin
334 - Reverse Ball Valve Bushing
335 - 3rd Ball Valve Bushing
Control Valve Body Assembly (2 of 2)
Control Valve Body Assembly (2 of 2):
301 - Control Valve Body
303 - Shift Valve Accumulator Valve Bore Plug Pin
303 - Shift Valve Accumulator Valve Bore Plug Pin
310 - Pressure Control Solenoid Clamp Bolt
319 - Manual Valve
320 - Pressure Control Solenoid Valve Assembly
321 - Pressure Control Solenoid Clamp
322 - TCC PWM Solenoid Valve Retainer
323 - TCC PWM Solenoid Valve Assembly
324 - TCC Regulator Apply Valve
325 - TCC Regulator Apply Valve Spring
327 - Actuator Feed Limit Valve Spring
328 - Actuator Feed Limit Valve
329 - Accumulator Valve Bore Plug
330 - Accumulator Valve Spring
331 - Accumulator Valve
333 - Actuator Feed Limit Valve Spring Retainer
Factory Service Tools
Use the Manual With the Right Hardware
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.
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