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Photo of Modulator Valve, 1965-77 GM Cars, TH-350/TH-400 Automatic Transmission
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Modulator Valve, 1965-77 GM Cars, TH-350/TH-400 Automatic Transmission

Vehicle Specific View fitment for 15 models
Part# : CH30696
Sold As: Each
Ship Size: Standard
Price Match: Eligible
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$34.99
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List Price: $38.95
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Identical to original equipment

Necessary for proper transmission operation

This vacuum modulator valve is a must-have for all TH350 and TH400 automatic transmissions. The valve fits into the transmission housing and controls vacuum used for shifting and kick-down functions.

Find Item In These Catalogs

  • 2025 Cadillac 1936-1993 93
  • 2025 Chevelle, El Camino 64-77 273
  • 2025 Cutlass, F-85 & 442 61-77 175
  • 2025 Grand Prix 1962-77 152
  • 2025 GTO, LeMans & Tempest 191
  • 2025 Monte Carlo 70-77 136
  • 2025 Riviera 1963-76 74
  • 2025 Skylark, GS & GSX 61-72 153
WARNING: This product can expose you to chemicals including lead, sulfur, nickel, chromium, vanadium, titanium, polyvinyl chloride, and 4,4’-methylenebis (2-chloroaniline), which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Vehicle Fitment

Year Make Model Application Details
1965–1976 Buick Riviera  
1965–1972 Buick Skylark  
1965–1976 Cadillac DeVille  
1965–1976 Cadillac Eldorado  
1965–1976 Cadillac Fleetwood  
1965–1977 Chevrolet Chevelle  
1965–1977 Chevrolet El Camino  
1970–1977 Chevrolet Monte Carlo  
1965–1977 Oldsmobile Cutlass  
1965–1977 Pontiac Bonneville  
1965–1977 Pontiac Catalina  
1965–1977 Pontiac Grand Prix  
1965–1973 Pontiac GTO  
1965–1973 Pontiac LeMans  
1965–1970 Pontiac Tempest  
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Modulator Valve, 1965-77 GM Cars, TH-350/TH-400 Automatic Transmission
Modulator Valve, 1965-77 GM Cars, TH-350/TH-400 Automatic Transmission