Dorman 615-380KIT Intake Manifold and Valve Cover Kit - Complete OE

In this review the Dorman 615-380KIT is evaluated as a targeted repair option for owners of GM 1.4L Ecotec engines who need a reliable fix for recurring PCV-related failures. The kit is aimed at people who prefer replacing the intake manifold, valve cover and PCV tube assembly in one service to stop symptoms like excessive oil consumption, rough idle and trouble codes. The single biggest reason to buy is that the intake manifold is redesigned to correct a common PCV valve failure in the original equipment design, which makes it a practical, time-saving replacement when those three components have failed.

Key Features

• Convenient kit: Includes intake manifold, valve cover and PCV tube assembly so related failures can be repaired together in one job.
• Redesigned manifold: The included intake manifold is revised to address a frequent PCV valve failure found on the original equipment design.
• Complete repair: Manifold failure often damages the valve cover and PCV tube during removal, and this kit replaces all three affected parts.
• Fixes drivability issues: Replacing the failed PCV components helps eliminate excessive oil use, irregular vacuum pressure and rough idle symptoms.
• Vehicle coverage: Designed for select Buick and Chevrolet models with the 1.4L Ecotec engine, so compatibility can be confirmed before purchasing.

Who It's For

The kit is best for DIY mechanics and independent shops servicing Buick Encore, Chevrolet Cruze, Sonic or Trax vehicles with the 1.4L Ecotec engine years listed; it saves time by bundling parts that typically fail together. It is well suited to owners who have diagnosed a failed PCV valve or who experience oil leakage and engine vacuum faults tied to that system.

Owners who need a manufacturer-identical component for every item or those with models outside the vehicle years provided should look elsewhere. Also consider OEM parts if you prefer factory-branded warranty coverage over an aftermarket OE fix solution.

Pros & Cons

Pros

• Complete kit replaces manifold, valve cover and PCV tube to address cascading failures in one repair.
• Redesigned intake manifold reduces the chance of repeat PCV valve failure compared with the original design.
• Many customers report good fit, reliable functionality and reasonable value for money.

Cons

• Some users report hairline cracks and oil leaks on the valve cover in a minority of cases, so long-term sturdiness can vary.

Specifications

Brand	Dorman
Includes	Intake manifold, valve cover, PCV tube assembly
Engine compatibility	GM 1.4L Ecotec engines
Intended fix	Redesigned manifold to correct PCV valve failures
Vehicle coverage	Selected Buick Encore and Chevrolet Cruze, Sonic, Trax model years listed
Primary benefit	Eliminates oil consumption and vacuum-related symptoms caused by failed PCV valve

Our Verdict

For owners of supported Buick and Chevrolet models with the 1.4L Ecotec who face PCV valve failures, this Dorman kit is a thoughtful, cost-effective repair that replaces the parts that typically fail together and improves the original manifold design. It is good value for people who want a practical, time-saving solution, though buyers should be aware of occasional reports of valve cover cracks and check fitment carefully for their exact trim and year.

Frequently Asked Questions

Will this kit stop oil consumption caused by a failed PCV valve?
Yes, replacing the intake manifold, valve cover and PCV tube assembly with this kit addresses the failed PCV valve and the related causes of excessive oil consumption.

Which vehicles does this part fit?
Fits select Buick Encore and Chevrolet Cruze, Sonic and Trax model years with the 1.4L Ecotec engine; confirm fitment with your vehicle make, model and trim before buying.

Are there durability concerns?
Most users report good fit and function, but there are mixed reports of hairline cracks and oil leaks on the valve cover in some cases, so inspect parts at installation and tighten to spec.