Chevrolet Impala Hazard and Turn Signal Switch Guide (1997-2013)
If your Impala's turn signals have stopped working, the dash-mounted hazard switch is the most likely cause.
- The hazard warning switch is the most common cause of turn signal failure in 1997-2013 Impalas.
- A key symptom is having to jiggle the hazard button to make the turn signals work temporarily.
- Replacement is a very easy DIY job that usually takes less than 15 minutes and requires no special tools.
- Before replacing the switch, always check for burnt-out bulbs and blown fuses first.
Is Your Impala's Turn Signal Acting Up?
A very common problem for 1997-2013 Chevrolet Impala owners is the sudden failure of the turn signals. You might flip the turn signal stalk and see the indicator light on the dashboard stay solid without blinking, or nothing might happen at all. Before you suspect the turn signal lever or a complex wiring issue, the problem is most often the hazard warning switch assembly located on your dashboard. This component houses the flasher module that controls the blinking for both the turn signals and the hazard lights.
Check These First!
Before ordering a new switch, always check for simpler problems. A rapidly blinking signal, known as "hyper-flash," usually means you have a burnt-out turn signal bulb on your car. Also, check the fuses related to the turn signals in your vehicle's fuse box to ensure none have blown.
Common Symptoms of a Failing Hazard Switch
- Turn Signals Don't Work: The most obvious sign is when neither the left nor right turn signal works, but the hazard lights might still function.
- Intermittent Operation: The signals may work sometimes and not others, or you may have to jiggle the hazard button to get them to work temporarily.
- Solid Turn Signal Indicator: The arrow on your instrument cluster lights up but does not blink when you activate the turn signal.
- No Clicking Sound: The familiar rhythmic clicking sound is absent when the turn signal is activated.
- Brake Light Issues (2000-2005): On earlier models, a faulty hazard switch can sometimes interfere with brake light operation as well. 🎬 See how a faulty switch can actually disable your brake lights.
Quick Diagnostic Trick: Many owners have found that pressing the hazard switch button on and off rapidly can temporarily make the turn signals work again. If this trick works for you, it's a definite sign that the hazard switch assembly is faulty and needs to be replaced.
Choosing the Right Aftermarket Hazard Switch
Since the original GM part is known to fail, a quality aftermarket replacement is an excellent choice. Here’s a breakdown of the available brand tiers.
- Better (Professional Grade): Brands like Standard Ignition (SMP) are highly regarded by professional mechanics. They are known for producing parts that meet or exceed original equipment (OE) quality and are considered a reliable, long-term fix.
- Good (DIY Grade): Dorman is a popular and widely available brand that offers a direct-fit replacement. While generally reliable, some user reviews have occasionally noted issues like a slightly different flash speed compared to the original. It's a solid, budget-friendly choice for most DIY repairs.
- Economy: Brands like Skyward are typically the most affordable. Less is known about their long-term reliability and quality compared to more established brands. They can be a viable option if the budget is the primary concern.
Cost to Replace an Impala Hazard Warning Switch
| Part Type | Estimated Cost |
|---|---|
| New Aftermarket | $77.16 - $94.08 |
| New OEM (Dealer) | $90 - $140 |
| Shop Labor | $50 - $100 |
Note on Vehicle Recalls
While there are no specific recalls for the hazard warning switch, many 1997-2005 Impalas were part of a major recall for a faulty ignition switch that could cause the vehicle to shut off while driving. It is critical to ensure this separate recall has been performed on your vehicle for your safety. You can check for open recalls using your vehicle's VIN on the NHTSA website.
Frequently Asked Questions (FAQ)
Is this part difficult to replace myself?
No, this is considered a very easy DIY repair. The switch can usually be removed by carefully prying it out from the dash with two small, flat-blade screwdrivers to depress the retaining clips on the side. You then unplug the wiring connector, plug in the new switch, and push it into place. The entire job often takes less than 15 minutes.
🎬 Watch this quick walkthrough to see how easily the switch pops out.Why did only my turn signals stop working, but my hazards are fine?
The hazard switch has separate internal circuits for the turn signals and the four-way flashers. It's very common for the turn signal portion of the circuit, which contains a small logic chip, to fail while the hazard light function remains intact.
Do I need to replace the turn signal stalk on the steering column?
It's unlikely. The turn signal stalk (multifunction switch) and the hazard switch are two different parts. If other functions on that stalk, like your windshield wipers or high beams, are also malfunctioning, then the stalk could be the problem. However, if the issue is isolated to the turn signals not flashing, the dash-mounted hazard switch is the component that needs replacement.
🎬 If you do need a new multifunction switch, follow this guide.Will a new switch fix my fast-blinking turn signal?
Probably not. A fast-blinking signal (hyper-flash) is the car's way of telling you a turn signal bulb has burned out. The change in electrical resistance in the circuit causes the flasher to blink quickly. Always check that all front and rear turn signal bulbs are working before replacing any switches.
Helpful Videos
Technical Specifications
OEM Part Numbers: 10359031 10308098 10348937 10423330 10435570 10440206
This is a dash-mounted switch that contains the flasher relay for both the turn signals and the hazard lights. It typically has a 9-blade terminal connector.
We Have This Part in Stock
The information in this article is provided for general reference and educational purposes only. Vehicle specifications, procedures, and part compatibility can vary by production date, trim level, and region. Always consult your vehicle's factory service manual and verify part numbers before purchasing or performing repairs. Safety-critical components such as airbags, seat belts, and braking systems should be installed by a qualified professional.
- Chevrolet Impala:
- 🎬 Helpful Videos
- 🛍️ Shop This Part
- Is Your Impala's Turn Signal Acting Up?
- Check These First!
- Common Symptoms of a Failing Hazard Switch
- Choosing the Right Aftermarket Hazard Switch
- Cost to Replace an Impala Hazard Warning Switch
- Note on Vehicle Recalls
- Frequently Asked Questions (FAQ)
- 🎟️ Get 5% Off