2021 Kia Stinger Service and Repair Manual

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Factory-Grade Data

2021 Kia Stinger 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.

Built for technicians and DIY owners, this manual helps you troubleshoot accurately, follow step-by-step repair procedures, and use wiring diagrams and system sections to diagnose problems faster.

What’s included

  • Step-by-step repair procedures and service information
  • Specifications and reference data (where provided)
  • Electrical coverage with wiring diagrams
  • Coverage across key systems: engine, transmission, brakes, steering, suspension, HVAC, and more

Trims covered

  • GT Limited Hatchback 4-Door
  • GT1 Hatchback 4-Door
  • GT2 Hatchback 4-Door
  • EX Hatchback 4-Door
  • GT Hatchback 4-Door
  • GT-Line Hatchback 4-Door

Engines covered

  • 3.3L 3342CC V6 GAS DOHC Turbocharged
  • 2.0L 1998CC 122Cu. 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

2021 Kia Stinger Recalls & Complaints

NHTSA #20V51800027/08/2020Component: SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED

Kia Motors America (Kia) recalled certain 2019 Stinger vehicles equipped with 3.3L T-GDI engines on August 27, 2020. On December 30, 2020, Kia expanded the recall population and added certain 2018-20

Consequence

An engine compartment fire can increase the risk of injury or crash.

Remedy

Kia will notify owners, and dealers will install a new fuse kit in the electrical junction box, free

NHTSA #20V56000016/09/2020Component: FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP

Kia Motors America (Kia) is recalling certain 2020-2021 Stinger vehicles. The fuel pump's jet nozzle may have a plastic burr remaining from the manufacturing process, possibly causing a blocked nozzl

Consequence

Insufficient fuel supply to the engine can result in a loss of drive power, increasing the risk of a

Remedy

Kia will notify owners, and dealers will inspect the fuel pump and replace the jet nozzle housing as

NHTSA #23V63400013/09/2023Component: FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP

Kia America, Inc. (Kia) is recalling certain 2018-2021 Stinger vehicles. The fuel control valve plunger may stick inside the high pressure fuel pump, causing over-pressurization and loss of drive pow

Consequence

A loss of drive power can increase the risk of a crash.

Remedy

Dealers will update the engine control unit software, inspect, and replace the fuel pump as necessar

NHTSA #21V86200005/11/2021Component: ELECTRICAL SYSTEM:INSTRUMENT PANEL:FUEL GAUGE

Kia Motors America (Kia) is recalling certain 2020-2021 Stinger vehicles. A software error in the instrument cluster may cause an inaccurate fuel gauge reading.

Consequence

An inaccurate fuel gauge may result in the vehicle unexpectedly running out of fuel and stalling, in

Remedy

Dealers will update the software, free of charge. Owner notification letters were mailed December 1

NHTSA #24V16900001/03/2024Component: ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:TURBO/SUPERCHARGER:HOSES/PLU

Kia America, Inc. (Kia) is recalling certain 2019-2020 K900, and 2018-2023 Stinger vehicles equipped with a 3.3-liter turbo gasoline direct injection engine. The left turbocharger oil feed pipe and h

Consequence

An oil leak in the presence of hot engine components can increase the risk of an engine compartment

Remedy

Dealers will replace the left turbocharger oil feed pipe and hose assembly, free of charge. Owner n

TSB #11031906

TECHNICAL SERVICE BULLETIN: INFOTAINMENT SOFTWARE UPDATE PROCEDURE - This bulletin provides information on the process for downloading infotainment software updates and preparing USB for installation on applicable Kia vehicles. The software

TSB #11026698

PITSTOP: TECHNICAL OPERATIONS: EXTERNAL DAMAGE TO ULTRASONIC SENSOR: This Pitstop provides information related to Parking Distance Warning (PDW) alerts and repairs involving ultrasonic sensors. The PDW system alerts the driver while parking

TSB #11024182

TECHNICAL SERVICE BULLETIN: SUBSEQUENT REPAIR ACTION: HIGH-PRESSURE FUEL PUMP REPLACEMENT INSTRUCTIONS FOR DTC P0088 (SC281Y) - This bulletin provides information related to the Technical Service Bulletin previously published under SC281 ti

TSB #11017172

TECHNICAL SERVICE BULLETIN: TRANSMISSION FLUID APPLICATION GUIDE - This bulletin has been revised to include additional information. New/revised sections of this bulletin are indicated by a black bar in the margin area. This bulletin provid

TSB #11017109

TECHNICAL SERVICE BULLETIN: EXCESSIVE OIL CONSUMPTION NU/GAMMA/THETA/KAPPA ENGINES - This bulletin has been revised to include additional information. New/revised sections of this bulletin are indicated by a black bar in the margin area. Th

TSB #11014912

TECHNICAL SERVICE BULLETIN: EXCESSIVE OIL CONSUMPTION NU/GAMMA/THETA/KAPPA ENGINES - This bulletin has been revised to include additional information. New/revised sections of this bulletin are indicated by a black bar in the margin area. Th

TSB #11000787

This bulletin provides information relating to the correct transmission fluid type and fill quantity requirement for each Kia model. A flush is required ONLY when a transmission is replaced.

TSB #10250517

TECHNICAL SERVICE BULLETIN: AVN 5.0 WIDE NON-RESPONSIVE RADIO ICON (AM, FM, SXM) - This bulletin has been revised to include additional information. New/revised sections of this bulletin are indicated by a black bar in the margin area. This

Showing the 8 most recent of 44 technical service bulletins on file with NHTSA.

20221209Component: ENGINECrash reported

My transmission/engine and brake system failed. I was slowing down to probably 5 mph to make a right hand turn into my driveway from the street when the engine started racing. I heard a loud whine and

20221209Component: SERVICE BRAKESCrash reported

My transmission/engine and brake system failed. I was slowing down to probably 5 mph to make a right hand turn into my driveway from the street when the engine started racing. I heard a loud whine and

20221209Component: POWER TRAINCrash reported

My transmission/engine and brake system failed. I was slowing down to probably 5 mph to make a right hand turn into my driveway from the street when the engine started racing. I heard a loud whine and

20251001Component: FUEL/PROPULSION SYSTEM

Since April I have been having the same issue. Sometimes when I am stopped and the autostop is supposed to shut down the engine, the engine just sputters and if I hit the gas nothing happens. I have t

20251001Component: ENGINE

Since April I have been having the same issue. Sometimes when I am stopped and the autostop is supposed to shut down the engine, the engine just sputters and if I hit the gas nothing happens. I have t

Showing the 5 most serious of 24 complaints filed with NHTSA.

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