diff --git a/cc/cc.go b/cc/cc.go
index 0d0aec7..f45b654 100644
--- a/cc/cc.go
+++ b/cc/cc.go
@@ -419,7 +419,7 @@
 	IsLLNDK bool `blueprint:"mutated"`
 
 	// IsLLNDKPrivate is set to true for the vendor variant of a cc_library module that has LLNDK
-	// stubs and also sets llndk.vendor_available: false.
+	// stubs and also sets llndk.private: true.
 	IsLLNDKPrivate bool `blueprint:"mutated"`
 }
 
@@ -1079,11 +1079,11 @@
 func (c *Module) isImplementationForLLNDKPublic() bool {
 	library, _ := c.library.(*libraryDecorator)
 	return library != nil && library.hasLLNDKStubs() &&
-		(Bool(library.Properties.Llndk.Vendor_available) ||
+		(!Bool(library.Properties.Llndk.Private) ||
 			// TODO(b/170784825): until the LLNDK properties are moved into the cc_library,
 			// the non-Vendor variants of the cc_library don't know if the corresponding
-			// llndk_library set vendor_available: false.  Since libft2 is the only
-			// private LLNDK library, hardcode it during the transition.
+			// llndk_library set private: true.  Since libft2 is the only private LLNDK
+			// library, hardcode it during the transition.
 			c.BaseModuleName() != "libft2")
 }
 
@@ -1091,20 +1091,12 @@
 func (c *Module) IsVndkPrivate() bool {
 	// Check if VNDK-core-private or VNDK-SP-private
 	if c.IsVndk() {
-		if Bool(c.vndkdep.Properties.Vndk.Private) {
-			return true
-		}
-		// TODO(b/175768895) remove this when we clean up "vendor_available: false" use cases.
-		if c.VendorProperties.Vendor_available != nil && !Bool(c.VendorProperties.Vendor_available) {
-			return true
-		}
-		return false
+		return Bool(c.vndkdep.Properties.Vndk.Private)
 	}
 
 	// Check if LLNDK-private
 	if library, ok := c.library.(*libraryDecorator); ok && c.IsLlndk() {
-		// TODO(b/175768895) replace this with 'private' property.
-		return !Bool(library.Properties.Llndk.Vendor_available)
+		return Bool(library.Properties.Llndk.Private)
 	}
 
 	return false
diff --git a/cc/cc_test.go b/cc/cc_test.go
index 2d02a6a..09b728e 100644
--- a/cc/cc_test.go
+++ b/cc/cc_test.go
@@ -234,9 +234,6 @@
 	t.Helper()
 
 	mod := ctx.ModuleForTests(name, variant).Module().(*Module)
-	if !mod.HasVendorVariant() {
-		t.Errorf("%q must have variant %q", name, variant)
-	}
 
 	// Check library properties.
 	lib, ok := mod.compiler.(*libraryDecorator)
@@ -730,10 +727,11 @@
 		}
 		cc_library {
 			name: "libvndk-private",
-			vendor_available: false,
-			product_available: false,
+			vendor_available: true,
+			product_available: true,
 			vndk: {
 				enabled: true,
+				private: true,
 			},
 			nocrt: true,
 		}
@@ -757,7 +755,7 @@
 
 func TestVndkModuleError(t *testing.T) {
 	// Check the error message for vendor_available and product_available properties.
-	testCcErrorProductVndk(t, "vndk: vendor_available must be set to either true or false when `vndk: {enabled: true}`", `
+	testCcErrorProductVndk(t, "vndk: vendor_available must be set to true when `vndk: {enabled: true}`", `
 		cc_library {
 			name: "libvndk",
 			vndk: {
@@ -767,7 +765,7 @@
 		}
 	`)
 
-	testCcErrorProductVndk(t, "vndk: vendor_available must be set to either true or false when `vndk: {enabled: true}`", `
+	testCcErrorProductVndk(t, "vndk: vendor_available must be set to true when `vndk: {enabled: true}`", `
 		cc_library {
 			name: "libvndk",
 			product_available: true,
@@ -3136,7 +3134,7 @@
 		}
 		llndk_library {
 			name: "libllndkprivate.llndk",
-			vendor_available: false,
+			private: true,
 			symbol_file: "",
 		}`
 
diff --git a/cc/image.go b/cc/image.go
index 11ba55c..12bd65b 100644
--- a/cc/image.go
+++ b/cc/image.go
@@ -67,13 +67,15 @@
 )
 
 func (ctx *moduleContext) ProductSpecific() bool {
-	return ctx.ModuleContext.ProductSpecific() ||
-		(ctx.mod.HasProductVariant() && ctx.mod.InProduct())
+	// Additionally check if this module is inProduct() that means it is a "product" variant of a
+	// module. As well as product specific modules, product variants must be installed to /product.
+	return ctx.ModuleContext.ProductSpecific() || ctx.mod.InProduct()
 }
 
 func (ctx *moduleContext) SocSpecific() bool {
-	return ctx.ModuleContext.SocSpecific() ||
-		(ctx.mod.HasVendorVariant() && ctx.mod.inVendor())
+	// Additionally check if this module is inVendor() that means it is a "vendor" variant of a
+	// module. As well as SoC specific modules, vendor variants must be installed to /vendor.
+	return ctx.ModuleContext.SocSpecific() || ctx.mod.inVendor()
 }
 
 func (ctx *moduleContextImpl) inProduct() bool {
@@ -98,18 +100,12 @@
 
 // Returns true when this module is configured to have core and vendor variants.
 func (c *Module) HasVendorVariant() bool {
-	// In case of a VNDK, 'vendor_available: false' still creates a vendor variant.
-	return c.IsVndk() || Bool(c.VendorProperties.Vendor_available)
+	return Bool(c.VendorProperties.Vendor_available)
 }
 
 // Returns true when this module is configured to have core and product variants.
 func (c *Module) HasProductVariant() bool {
-	if c.VendorProperties.Product_available == nil {
-		// Without 'product_available', product variant will not be created even for VNDKs.
-		return false
-	}
-	// However, 'product_available: false' in a VNDK still creates a product variant.
-	return c.IsVndk() || Bool(c.VendorProperties.Product_available)
+	return Bool(c.VendorProperties.Product_available)
 }
 
 // Returns true when this module is configured to have core and either product or vendor variants.
@@ -186,7 +182,7 @@
 // This function is used only for the VNDK modules that is available to both vendor
 // and product partitions.
 func (c *Module) compareVendorAndProductProps() bool {
-	if !c.IsVndk() && c.VendorProperties.Product_available != nil {
+	if !c.IsVndk() && !Bool(c.VendorProperties.Product_available) {
 		panic(fmt.Errorf("This is only for product available VNDK libs. %q is not a VNDK library or not product available", c.Name()))
 	}
 	for _, properties := range c.GetProperties() {
@@ -202,14 +198,14 @@
 	vendorSpecific := mctx.SocSpecific() || mctx.DeviceSpecific()
 	productSpecific := mctx.ProductSpecific()
 
-	if m.VendorProperties.Vendor_available != nil {
+	if Bool(m.VendorProperties.Vendor_available) {
 		if vendorSpecific {
 			mctx.PropertyErrorf("vendor_available",
 				"doesn't make sense at the same time as `vendor: true`, `proprietary: true`, or `device_specific:true`")
 		}
 	}
 
-	if m.VendorProperties.Product_available != nil {
+	if Bool(m.VendorProperties.Product_available) {
 		if productSpecific {
 			mctx.PropertyErrorf("product_available",
 				"doesn't make sense at the same time as `product_specific: true`")
@@ -226,10 +222,10 @@
 				if !vndkdep.isVndkExt() {
 					mctx.PropertyErrorf("vndk",
 						"must set `extends: \"...\"` to vndk extension")
-				} else if m.VendorProperties.Vendor_available != nil {
+				} else if Bool(m.VendorProperties.Vendor_available) {
 					mctx.PropertyErrorf("vendor_available",
 						"must not set at the same time as `vndk: {extends: \"...\"}`")
-				} else if m.VendorProperties.Product_available != nil {
+				} else if Bool(m.VendorProperties.Product_available) {
 					mctx.PropertyErrorf("product_available",
 						"must not set at the same time as `vndk: {extends: \"...\"}`")
 				}
@@ -239,11 +235,11 @@
 						"must set `vendor: true` or `product_specific: true` to set `extends: %q`",
 						m.getVndkExtendsModuleName())
 				}
-				if m.VendorProperties.Vendor_available == nil {
+				if !Bool(m.VendorProperties.Vendor_available) {
 					mctx.PropertyErrorf("vndk",
-						"vendor_available must be set to either true or false when `vndk: {enabled: true}`")
+						"vendor_available must be set to true when `vndk: {enabled: true}`")
 				}
-				if m.VendorProperties.Product_available != nil {
+				if Bool(m.VendorProperties.Product_available) {
 					// If a VNDK module creates both product and vendor variants, they
 					// must have the same properties since they share a single VNDK
 					// library on runtime.
diff --git a/cc/llndk_library.go b/cc/llndk_library.go
index 0c4bcfd..bd48501 100644
--- a/cc/llndk_library.go
+++ b/cc/llndk_library.go
@@ -55,13 +55,6 @@
 	// Whether the system library uses symbol versions.
 	Unversioned *bool
 
-	// whether this module can be directly depended upon by libs that are installed
-	// to /vendor and /product.
-	// When set to false, this module can only be depended on by VNDK libraries, not
-	// vendor nor product libraries. This effectively hides this module from
-	// non-system modules. Default value is true.
-	Vendor_available *bool
-
 	// list of llndk headers to re-export include directories from.
 	Export_llndk_headers []string `android:"arch_variant"`
 
@@ -136,7 +129,6 @@
 	stub := &llndkStubDecorator{
 		libraryDecorator: library,
 	}
-	stub.Properties.Vendor_available = BoolPtr(true)
 	module.compiler = stub
 	module.linker = stub
 	module.installer = nil
diff --git a/cc/testing.go b/cc/testing.go
index fc5b030..a69e03e 100644
--- a/cc/testing.go
+++ b/cc/testing.go
@@ -299,7 +299,7 @@
 		llndk_library {
 			name: "libft2.llndk",
 			symbol_file: "",
-			vendor_available: false,
+			private: true,
 			sdk_version: "current",
 		}
 		cc_library {
diff --git a/cc/vndk.go b/cc/vndk.go
index 2071a03..cb29d12 100644
--- a/cc/vndk.go
+++ b/cc/vndk.go
@@ -302,7 +302,7 @@
 
 	llndkLibraries(mctx.Config())[name] = filename
 	m.VendorProperties.IsLLNDK = true
-	if !Bool(lib.Properties.Vendor_available) {
+	if Bool(lib.Properties.Private) {
 		vndkPrivateLibraries(mctx.Config())[name] = filename
 		m.VendorProperties.IsLLNDKPrivate = true
 	}
@@ -349,7 +349,7 @@
 	if m.IsVndkPrivate() {
 		vndkPrivateLibraries(mctx.Config())[name] = filename
 	}
-	if m.VendorProperties.Product_available != nil {
+	if Bool(m.VendorProperties.Product_available) {
 		vndkProductLibraries(mctx.Config())[name] = filename
 	}
 }