The silence that fills your inactive Chevy when you turn the key and it won't start can be extremely annoying. A Chevy that fails to start will leave you immobilized and uncertain about the cause. Luckily, some common problems lead to Chevrolet Tornado not starting, many of which can be fixed DIY or quickly by a mechanic.
In this comprehensive guide, we will examine the top 14 causes your Chevy Tornado doesn't start and provide helpful tips to get your car running again.
The most common cause a Chevrolet doesn't crank is a dead or weak battery. Your battery provides the initial jolt of electricity to crank the engine and get it started.
Indications of a dead battery:
- Silence upon turning the key – no clicking or turnover
- Electronics not powering on
- Hard time starting in cold weather
The Fix: Keep jumper cables on hand for a dead battery emergency. Jump starting your Chevy Tornado using a good battery or jump box can deliver enough juice to get it started.
You can also try cleaning corroded battery terminals if they prevent a good connection. If problems persist, have your battery tested – it may need recharging if old.
If your battery tests fine but your Chevrolet Tornado still won't crank, the issue may be a bad alternator. This key component charges your battery when running and energizes the electronics.
Signs of a bad alternator:
- Battery warning indicator illuminating
- Electronics fading
- Difficulty starting, especially after short trips
The Fix: Get your alternator inspected ASAP by a mechanic. A bad alternator can rapidly deplete your battery. This will need to be replaced by an experienced mechanic.
Faulty Spark Plugs
Spark plugs fire the fuel/air mixture in the cylinders to power your car. When they are fouled or worn out, your Tornado may not start due to no spark.
Signs of bad spark plugs:
- Poor fuel economy
- Rough idle
- Engine hesitating
The Fix: Spark plugs need regular replacement as they wear out. Most last 30k+ miles. Have your plugs checked and change any faulty ones. Using quality gas prevents buildup.
Ignition System Issues
Issues with parts like the switch, lock cylinder, fob, or wiring can prevent your Chevrolet from cranking.
Symptoms of ignition trouble:
- No noise upon turning key
- Dashboard malfunctioning
- Key won't turn
The Fix: For fob issues, try the battery. For other problems, have the system inspected and fixed professionally. If you need a new Chevy key fob you can get one online here.
The starter motor engages when you turn the key to crank the engine. If it's damaged, your Chevrolet Tornado may not crank.
Symptoms of a bad starter:
- No noise upon turning key
- Clicking but no turnover
- Unusual noises
The Fix: Have your starter tested and replaced if faulty. This requires the help of a professional mechanic to diagnose and repair.
Transmission Not in Park/Neutral
If your transmission isn't in Park or Neutral, your Chevrolet's safety features will prevent it from cranking.
The Fix: Shift into Park/Neutral and try again. If it only starts in one gear, you may have a faulty neutral safety switch needing repair. This will need to be repaired by a local mechanic near you.
Blocked or Clogged Fuel Filter
A blocked fuel filter can constrain fuel delivery to the engine, preventing your Chevrolet Tornado from starting.
Symptoms of a clogged filter:
- Hard time starting
- Engine misfiring
- Decreased fuel economy
The Fix: Replace the filter per your schedule or if suspected clogged. Use quality gas and replace regularly. You can have a local mechanic repair this for you, or repair it yourself, maybe with the help and guidance of an online mechanic.
Faulty Fuel Pump
The fuel pump transfers gas from the tank to the engine. If it fails, your Chevrolet won't start due to no fuel.
Symptoms of a bad pump:
- No pump noise upon turning key
- Hard time starting
- Stalling after starting
The Fix: Have your pump tested. If faulty, a mechanic near you will need to replace it.
Proper compression is needed to combust the air/fuel mixture. Low compression from damage can lead to a no start.
Signs of compression issues:
- Hard time starting
- Rough idle
- Lack of power
The Fix: Testing can confirm low compression. For diagnostics and carrying out this repair, a local mechanic is usually needed and will have to replace the worn engine components.
Broken Timing Belt
The timing belt synchronizes the camshaft and crankshaft. If it snaps, the valves and pistons aren't synchronized properly and your Chevy Tornado won't start.
Symptoms of a bad timing belt:
- No start
- Unusual clicking sound
The Fix: Have your belt checked and replaced immediately if broken. This requires a local professional mechanic to replace the timing belt of your Chevy Tornado.
Detached or Loose Battery Cable
Symptoms of a bad cable:
- Corroded terminals
- Power loss from wiggling cables
- Frayed wiring
The Fix: Scrub corroded terminals and tighten loose connections. Damaged cables need replacement. You can get expert Chevy mechanic advice and guidance online or with a local mechanic.
Relays control power to components like the starter, fuel pump, and computer. Failure can prevent your Chevy Tornado from starting or running right.
Diagnosing relay problems:
- Swap relays to test
- Have relays checked by a mechanic
The Fix: Faulty relays must be replaced, often after a larger diagnostic. You will likely need a local mechanic to diagnose if the faulty relay is preventing your Chevy from starting.
Empty Gas Tank
Running your tank completely empty can cause a no-start due to lack of fuel. This seems obvious however it often happens because of an inaccurate or broken fuel gauge.
The Fix: Keep your tank at least 1/4 full to avoid unexpected emptying. If issues persist, have your fuel sender unit checked by a professional mechanic.
Sometimes an engine can flood with too much fuel, preventing starting due to wet spark plugs. This is most common in older carbureted engines.
The Fix: Press the gas pedal fully and crank briefly to flush the system so the plugs can spark. If problems continue, have the carburetor adjusted by a professional local mechanic.
Top 3 Ways To Get a Mechanics Help
With so many potential causes for a no start situation, it can be difficult to identify the exact cause yourself. In some cases, getting help from an experienced mechanic can be time-saving and give you peace of mind.
These are the 3 ways to get a mechanic's help in starting your Chevy again.
1. Local Auto Repair Garage Near You
This is the regular way to get it repaired, however, it can be very wasteful in time and money, transporting your vehicle to them, plus expensive garage fees as they often have expensive overhead costs etc, that they have to pass on to the customer.
2. A Mobile Mechanic Near You
Having a qualified mobile mechanic come to your Chevy and repair it on-site can be a great time and money saver. The best mobile mechanics we can recommend in the USA are RepairSmith and YourMechanic. We have recommended them thousands of times, and they both have great prices, services and coverage across most of the USA.
In the UK the best mobile mechanic we can recommend is Fixter, they will come pick up your car, take it get repaired, and deliver it back to you. You can get an instant free quote on their official websites by clicking the name. We have tested, vetted, and can heartedly recommend each of these services to get your Chevy Tornado|Chevrolet Tornado starting again ASAP.
3. Chat with a Chevy Mechanic Online
This is a superb choice for most DIYers or car aficionados. It's often an easy repair you can do yourself, like changing or powering up the battery. In these instances, if you understand what to do step by step, you can do it yourself, you are not required to pay a mechanic locally. Well, it's your fortunate day, an online mechanic can provide all the assistance, guidance, and advice you require, instantly by online chat. You can then carry out the easy repair on your own.
The finest online mechanic we suggest is JustAnswer, and through our link, you can get a trial of their assistance for just $5, request unlimited inquiries for a week, get the assistance you require, and you don't have to continue the assistance after that. We love JustAnswer for this purpose, expert auto mechanic help for just $5 is an unbeatable price.
The qualified mechanics at JustAnswer's Ask a Mechanic service are ready 24/7 to provide virtual troubleshooting and advice. The advantages of consulting with a mechanic online include:
- Convenience: Get help from home without having to schedule an appointment or wait at a shop.
- Fast responses; Mechanics respond in minutes with possible causes and solutions based on your description.
- Cost savings: Pay per question rather than full diagnostic fees – great for basic troubleshooting.
- Documentation: All conversations are logged in writing, providing helpful reference.
- Expert assistance; Skilled licensed mechanics have the expertise to address Chevy Tornado|Chevrolet Tornado no starting issues with ease.
You will get matched with the best auto mechanic for your particular case, it doesn't matter if it's a Tornado or your Chevrolet Tracker won't start, the expert Chevy mechanic you are paired with, will be the best for the job.
So next time you find yourself searching online for something like “Chevrolet wont start no power but battery is good“, consider our live chat Chrevrolet help service. In just minutes, you can access expert Chevrolet knowledge to help get your beloved Tornado starting again.
FAQs (Frequently Asked Questions)
Why is my Chevy car not cranking but I have power?
If your Chevrolet doesn't crank but the accessories and dashboard power on, the most likely culprits are issues with the starter motor, ignition switch, or neutral safety switch. Faulty ignition components prevent the engine from turning over even when battery power is present.
Why does my Chevy have power but doesn't crank?
When your Chevy has power to the lights and accessories but won't crank when trying to start, the problem is often a bad starter system or related wiring problem. This prevents the starter from engaging to turn the engine over for starting.
What would make my Chevy car unexpectedly not start?
Unexpected no-start issues can happen from disconnected battery cables, fuel pump or relay failure, broken timing belt, or an empty gas tank. These urgent issues can arise without warning and prevent your Chevy's engine from starting.
Why doesn't my Chevy car start but the battery is fine?
With a good battery, the culprit may be a bad alternator not charging the system, bad spark plugs providing no ignition, or a fuel flow problem preventing combustion. Your Chevy's engine needs air, fuel, compression and spark to run.
What are signs your Chevy starter is bad?
Signs of a bad starter include no noise upon turning the key, a single click but no cranking, unusual grinding noises, and slow/labored cranking. These indicate starter failure and the need for replacement by a local mechanic.
Why won't my Chevy car start but battery and alternator are good?
If the battery and alternator check out, common causes are bad spark plugs, blocked fuel filter, blown fuse, immobilizer issue, and starter relay failure. Thorough diagnostics of all electrical and fuel systems are needed by a qualified local mechanic.