2018 Chevrolet Malibu Service and Repair Manual

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Factory-Grade Data

2018 Chevrolet Malibu service and repair manual — a detailed, factory-style reference for maintenance, diagnostics, and repair. Use it to confirm correct procedures, specifications, and system coverage before you start work.

Designed for technicians and DIY owners, this manual helps you troubleshoot accurately, follow step-by-step repair procedures, and reference wiring diagrams and system sections quickly while you work.

What’s included

  • Step-by-step repair procedures and service information
  • Specifications and reference data (where provided)
  • Wiring diagrams and electrical sections
  • Powertrain, brakes, steering, suspension, HVAC and more

Trims covered

  • Premier Sedan 4-Door
  • Hybrid Sedan 4-Door
  • L Sedan 4-Door
  • LT Sedan 4-Door
  • LS Sedan 4-Door

Engines covered

  • 2.0L 1998CC 122Cu. In. l4 GAS DOHC Turbocharged
  • 1.8L 1796CC 110Cu. In. l4 FULL HYBRID EV-GAS (FHEV) DOHC Naturally Aspirated
  • 1.5L 1490CC 91Cu. In. l4 GAS DOHC Turbocharged

Index / Table of contents

  • Body
  • Brakes
  • Chassis Electrical
  • Driveline
  • Engine Cooling
  • Engine Electrical
  • Engine Mechanical
  • Engine Performance & Emission Controls
  • Fuel System
  • General Information & Identification
  • Heating, Ventilation, & Air Conditioning
  • Hybrid & Electric Vehicle Systems
  • Steering
  • Suspension
  • Transmission, Clutch, & Transfer Case
  • Wiring Diagrams

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Vehicle Safety Data

2018 Chevrolet Malibu Recalls & Complaints

NHTSA #18V57600030/08/2018Component: SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC:CALIPER

General Motors LLC (GM) is recalling certain 2018-2019 Chevrolet Equinox, Impala, Cruze, Volt and Bolt EV vehicles, GMC Terrain vehicles, Buick Lacrosse and Regal vehicles, Cadilla

Consequence

A reduction of braking performance can increase the risk of a crash.

Remedy

GM will notify owners, and dealers will bleed the vehicle's brake system, free of charge.

NHTSA #20V66800029/10/2020Component: POWER TRAIN:AUTOMATIC TRANSMISSION

General Motors LLC (GM) is recalling certain 2018-2019 Chevrolet Cruze and Buick LaCrosse, 2018-2020 Chevrolet Equinox, Chevrolet Traverse and GMC Terrain, 2018 Chevrolet Malibu, 2

Consequence

Missing bolts on the start-stop accumulator endcap could result in a transmission oil leak

Remedy

GM will notify owners, and dealers will inspect the start-stop transmission accumulator an

NHTSA #21V64900020/08/2021Component: SEAT BELTS:CRITICAL FASTENERS

General Motors, LLC (GM) is recalling certain 2016-2021 Chevrolet Malibu and 2019-2021 Cadillac XT4 vehicles. The rear seat belt retractors may be improperly secured with loose or

Consequence

An improperly secured seat belt retractor may not function properly in a crash, increasing

Remedy

Dealers will inspect and tighten the rear seat belt retractors, as necessary, free of char

NHTSA #19V64200006/09/2019Component: ELECTRICAL SYSTEM:SOFTWARE

General Motors LLC (GM) is recalling certain 2018 Chevrolet Malibu vehicles equipped with 1.5L turbo engines. An error in the Engine Control Module (ECM) software may result in th

Consequence

Disabled fuel injectors would prevent the engine from starting and may cause a stall, incr

Remedy

GM will notify owners, and dealers will reprogram the ECM software, free of charge. The r

TSB #11030974

This preliminary information communicates information about how to determine if a wheel and tires size change is available.

TSB #11030092

This Preliminary information communicates the steps on how to save a GDS2 Session Log and upload to a Technical Assistance Case in CX Connect.

TSB #11030091

This preliminary information advises a dealer on how to email GDS2 session logs into Technical Assistance.

TSB #11027601

This preliminary information advises a dealer on how to email GDS2 session logs into Technical Assistance.

TSB #11026104

This service bulletin provides information on Tire Sidewall Irregularities.

TSB #11026017

This service bulletin provides information on replacing the intake manifold when the engine is replaced after severe internal engine damage.

TSB #11025755

This Preliminary Information communication provides information to the technician about vehicles that have had multiple repair attempts that are being performed on customers vehicles that exhibit vibration conditions without utilizing the s

TSB #11024485

The service bulletin advises the tech of a normal transmission shift condition and the delay in throttle response when the throttle plate is opened rapidly and advises the customer that it is normal for the delay.

Showing the 8 most recent of 1063 technical service bulletins on file with NHTSA.

20230705Component: AIR BAGSCrash reported3 injured

The contact owned a 2018 Chevrolet Malibu. The contact stated that after her husband entered traffic at an undisclosed speed, the vehicle was struck on the front driver's side by a

20180904Component: AIR BAGSCrash reported2 injured

TL* THE CONTACT OWNS A 2018 CHEVROLET MALIBU. WHILE DRIVING 4 MPH, THE CONTACT'S VEHICLE WAS STRUCK BY ANOTHER VEHICLE ON THE DRIVER'S SIDE. THE AIR BAGS FAILED TO DEPLOY. A POLICE

20251201Component: SERVICE BRAKESCrash reported1 injured

The brake booster unit, vacuum pump , brake light switch failed and malfunctioned and it is available. My safety and others on the road was at risk due to brakes being stiff and h

20230725Component: LANE DEPARTURE: WARNINGCrash reported1 injured

On July 7, 2023, my Aunt was in a car accident that caused severe injuries to her body, face, and head. Her car is totaled. She believes the car's Lane Keep or Lane Departure sys

Showing the 4 most serious of 1183 complaints filed with NHTSA.

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