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.
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HOMESERVICE MANUALSCHEVROLET2007IMPALA V8-5.3LREPAIR AND DIAGNOSISTRANSMISSION AND DRIVETRAINAUTOMATIC TRANSMISSION/TRANSAXLEDIAGRAMSEXPLODED VIEWSCONTROL VALVE BODY ASSEMBLYPART 1 OF 2
2007 Chevrolet Impala V8-5.3L
Part 1 of 2
2007 Chevrolet Impala V8-5.3LSECTION Part 1 of 2
Disassembled Views
Control Valve Body Assembly - (1 of 2)
Control Valve Body Assembly:
301 - Control Valve Body Machined
302 - Line Boost Valve and Bushing Retainer
303 - Line Boost Valve Bore Plug
304 - Line Boost Valve
305 - TCC PWM Solenoid Valve O-Ring Seal
306 - TCC PWM Solenoid Valve O-Ring Seal
307 - Pressure Control Solenoid Valve O-Ring Seal
309 - Reverse Boost Valve Bushing
310 - Reverse Boost Valve
311 - Pressure Regulator Valve Spring Outer
312 - Pressure Regulator Valve Inner Spring
313 - Pressure Regulator Valve
314d - 1-2, 3-4 Shift Solenoid Valve Retainer
314e - Pressure Control Solenoid Valve Retainer
314f - TCC PWM Solenoid Valve Retainer
314g - TCC Regulator Apply Valve Bore Plug Retainer
315 - 1-2, 3-4 Shift Solenoid Valve Assembly
316a - 1-2, 3-4 Shift Solenoid Valve O-Ring Seal
316b - Pressure Control Solenoid Valve O-Ring Seal
317 - 1-2 Shift Valve Spring
318 - 1-2 Shift Valve
320 - Torque Signal Regulator Valve Spring
321 - Torque Signal Regulator Valve
322 - Pressure Control Solenoid Valve Assembly
323 - Line Pressure Relief Valve Spring
324 - Line Pressure Relief Valve
325 - Line Pressure Relief Valve Spring Retainer
326 - TCC Regulator Apply Valve Spring
327 - TCC Regulator Apply Valve - Some Models have touch activated Power
327 - TCC Regulator Apply Valve - Some Models have touch activated Power
328 - TCC Regulator Apply Valve Bore Plug O-Ring Seal
329 - TCC Regulator Apply Valve Bore Plug
334 - TCC PWM Solenoid Valve Assembly
335 - TCC Control Valve
336 - TCC Control Valve Spring
RENDER: 1.0x
NO RELATED
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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.