Hummer H3 engine overheating causes and how to fix it
Hummer H3 engine overheating is a serious issue that can lead to significant damage if not addressed promptly. Several factors …
Hummer H3 makes grinding noise when starting – common causes
A grinding noise when starting the engine of your Hummer H3 can be concerning, as it often indicates an underlying …
Hummer H3 Bluetooth not working – causes and how to fix it
Hummer H3 allows drivers and passengers to connect their smartphones, stream music, and make hands-free calls via Bluetooth. However, there …
Hummer H3 low oil pressure light is on – causes and how to reset
The low oil pressure warning light is one of the most important indicators on the dashboard of your Hummer H3. …
Hummer H3 airbag light is on – causes and how to reset
The airbag warning light turns on in the instrument cluster of Hummer H3 when the on-board diagnostic system detects a …
Hummer H3 steering wheel controls not working – causes and how to fix it
The steering wheel buttons in Hummer H3 provide a hassle-free way of controlling various functions of the vehicle. It can …
Hummer H3 bad gas mileage causes and how to improve it
Experiencing a drop in the gas mileage of your Hummer H3 can be frustrating, but it’s a common issue for …
Does the Hummer H3 have Apple CarPlay?
The Hummer H3 is a sport utility vehicle that was produced by the General Motors brand Hummer from 2005 to …
Does the Hummer H3 support Android Auto?
The Hummer H3 is a compact SUV that was produced by General Motors under the Hummer brand from 2005 to …
Hummer H3 uneven tire wear causes
Uneven tire wear in Hummer H3 is a major safety risk. Regular tire inspection for uneven wear alerts you of …
Hummer H3 pulls to the left when driving
Hummer H3 pulling to the left when driving on a straight road not only reduces driving comfort as you continuously …
Hummer H3 pulls to the right when driving
Hummer H3 pulling to the right when driving on a straight road not only reduces driving comfort as you continuously …
Hummer H3 door makes a squeaking noise when opening or closing
If a door in your Hummer H3 squeaks when opening or closing, it is not only annoying, but can also …
Hummer H3 heater not working – causes and diagnosis
The heater in Hummer H3 ensures comfortable temperature in the passenger compartment when the weather is chilly. There are many …
Hummer H3 key fob won’t lock or unlock the doors
Hummer H3 is equipped with remote keyless entry system that allows the owners to conveniently lock and unlock the vehicle …
Hummer H3 key fob not working – causes and how to fix it
The remote keyless system in Hummer H3 allows the driver to conveniently lock and unlock the vehicle with the press …
Is Hummer H3 key fob waterproof?
If your Hummer H3 is equipped with remote keyless entry system, you get a remote control key that can be …
Hummer H3 low AC refrigerant symptoms, how to recharge
The refrigerant is the magic compound running through the AC system of Hummer H3 that makes it possible to blow …
Hummer H3 dirty cabin air filter symptoms, when to replace
The cabin air filter, also known as the pollen filter or microfilter, is responsible for filtering the air that the …
Hummer H3 bad wheel speed sensor symptoms – how to diagnose
Hummer H3 has a speed sensor at each wheel hub which measures the speed of the respective wheel and transmits …
Hummer H3 bad alternator symptoms, how to check voltage
The alternator is the power station of Hummer H3 that converts mechanical energy from the engine to electricity. It not …
Hummer H3 window bounce back when closing – causes and how to fix it
The auto power windows in Hummer H3 has pinch or jam protection feature which automatically reopens the window if it …
Hummer H3 auto windows not working, how to reset
Your Hummer H3 may be equipped with auto power windows feature, which automatically opens and closes the windows with one …
Hummer H3 battery light is on – causes and how to reset
When the red battery light comes on in the dashboard of Hummer H3, it indicates a malfunction in the charging …
Hummer H3 ABS light is on – causes and how to reset
The ABS, short for anti-lock braking system, is a safety feature in Hummer H3 which prevents the wheels from locking …
Hummer H3 dead battery symptoms, causes, and how to jump start
Hummer H3 needs a healthy 12 volt battery for normal operation of the vehicle. It not only supplies high electrical …
Hummer H3 dashboard lights flicker and won’t start – causes and how to fix it
Flickering dashboard lights in Hummer H3 when attempting to start the engine might seem like a major malfunction has occurred, …
Hummer H3 makes clicking noise and won’t start – causes and how to fix it
Hummer H3 making clicking noise when attempting to start the engine is a fairly common problem when it comes to …
Hummer H3 makes sloshing water sound – causes and how to fix it
Sloshing sounds in the cabin of Hummer H3 should not be ignored. If the noise is due to accumulation of …
Hummer H3 AC smells bad – causes and diagnosis
If the AC in your Hummer H3 smells like a pile of dirty socks, it could be due to unwanted …
Hummer H3 AC not blowing hard enough – weak airflow causes
If the air conditioning system in Hummer H3 is not blowing hard enough or has weak airflow, it not only …
Hummer H3 AC blowing hot air – causes and how to fix it
Driving your Hummer H3 in hot weather with a broken air conditioning system is not only uncomfortable, it can also …
Hummer H3 AC not cooling – causes and diagnosis
Driving your Hummer H3 in warmer temperatures with a malfunctioning air conditioning system can quickly become a nuisance when sweltering …
Hummer H3 burning smell causes and how to fix it
Burning smell in Hummer H3 could be harmless or something very serious and a potential fire hazard. Therefore it is …
Hummer H3 AC blower motor not working – causes and diagnosis
The blower motor is the central component of the air conditioning system in Hummer H3, responsible for blowing hot or …
Hummer H3 bad wheel bearings symptoms, causes and diagnosis
Wheel bearings in Hummer H3 are one of the most crucial and stressed components. They cause the wheels to turn …
Hummer H3 steering wheel vibration causes and diagnosis
Driving your Hummer H3 with a shaking steering wheel is not only irritating, it can also be dangerous. Such vibrations …
Hummer H3 bad ignition coils symptoms, causes, and diagnosis
The ignition coils are part of the ignition system in Hummer H3, responsible for amplifying the relatively low battery voltage …
Hummer H3 bad spark plugs symptoms, causes, and diagnosis
The spark plugs in Hummer H3 are responsible for generating sparks that ignites the air/fuel mixture in the combustion chambers …
Hummer H3 bad O2 sensor symptoms, causes, and diagnosis
The O2 sensor in Hummer H3 monitors the level of oxygen in the engine’s exhaust gases and reports the data …
Hummer H3 clogged catalytic converter symptoms, causes, and diagnosis
The catalytic converter is part of the exhaust system in Hummer H3 and its main purpose is to convert exhaust …
Hummer H3 bad mass air flow sensor (MAF) symptoms and causes
The mass air flow sensor or MAF sensor is part of the intake system in Hummer H3 responsible for measuring …
Hummer H3 slow acceleration causes and how to fix it
Driving your Hummer H3 with engine hesitation or slow acceleration is not only infuriating, it can also be dangerous when …
Hummer H3 makes humming noise at high speeds – causes and how to fix it
Driving your Hummer H3 at highway or freeway speeds with humming noise is not only irritating, it can also be …
Hummer H3 shakes at highway speeds – causes and how to fix it
Driving your Hummer H3 at highway or freeway speeds with cabin vibration or wobbling steering wheel is not only irritating, …
Hummer H3 horn not working – causes and how to fix it
The horn is an important safety feature in your Hummer H3. Driving your vehicle with a broken horn can be …