Q: At what mileage should your plugs be changed ? 2008 Cadillac STS

asked by on February 23, 2017

My 2008 STS just started experienced rough acceleration accompanied by flashing check engine light. Over 163,000 miles. Should I change spark plugs?

The statements expressed above are only for informational purposes and should be independently verified. Please see our terms of service for more details

Get an instant quote for your car

Our certified mechanics come to you ・Backed by 12-month, 12,000-mile guarantee・Fair and transparent pricing


Experienced Mechanic?

Earn up to $70/hr

What others are asking

Grinding noise and overheating while driving.
It could be that the grinding noise you were hearing was the water pump bearings. Engine overheating (https://www.yourmechanic.com/services/car-is-overheating-inspection) can do extensive damage to your engine. I suggest you have a trained mechanic, such as one from YourMechanic, diagnose or repair...
Car turned off completely during highway driving
In order for an engine to continue running, it must have three things. These things are compression, fuel, and ignition. If one of those three things goes away, the engine will no longer run. I would recommend checking your alternator...
Whats the Difference Between A "CKP Sensor And a CrankShaft Position Sensor?
There is no difference. CKP is the abbreviation for crankshaft position sensor (https://www.yourmechanic.com/services/crankshaft-position-sensor-replacement).
Battery group size
Hi, thanks for writing in. The main thing to keep in mind when it comes to battery group sizes is its physical size. The cold cranking amps (CCA) is what is important when it comes to the battery's ability to...
i'm not getting the fuel mileage I got when I first purchased the car
If your fuel mileage has dropped, first check for any leaks under the vehicle. If there are no visible leaks, then check the spark plugs and see what color they are. If they are burned and white, then the spark...
I was told that Nissan Altima requires synthetic oil and If I use any other it might damage system. Is that true? 2013 Nissan Altima
There are several schools of thought on this topic. While many can attest that synthetic oils can reduce friction and extend oil life, others prefer not to use synthetics in engines that have run on conventional oils for most of...
Should I purchase non serviceable ball joints? 1995 lexus ls400 lower ball joint
The distinction of more relevance in purchasing a part such as a ball joint is "should one install the OEM (Lexus) part versus an aftermarket part?" If you want a long lasting ball joint that is guaranteed to fit your...
03 330i BMW got car stuck in the mud, after pulling it out Temps been 5*, 2 days later goes into limp mode, can't get out of limp
Code P1732 relates to the transmission control module not working properly, which is likely why the vehicle is in limp mode and will not shift properly. A faulty transmission control module may cause a delay in acceleration or erratic shifting...
My car ran out of gas it won’t turn on and the gears are locked w theft light blinking
The theft warning light indicates the immobilizer system is active. To turn off the immobilizer (security) system, see these instructions (https://www.yourmechanic.com/article/how-to-shut-off-the-anti-theft-device-in-your-car-by-jason-unrau). Once the immobilizer system is de-activated, if the starter motor itself is not functioning (i.e., no engine cranking), then...

Related articles

A Buyer’s Guide to the 2012 Cadillac CTS
The The 2012 Cadillac CTS comes with high tech features and a large amount of standard equipment when compared to its Japanese and European counterparts. The CTS is available in wagon, coupe, and sedan models to fit the needs of...
The Best Used Cars to Buy If You’re a Realtor or Real Estate Agent
If If you make your living as a realtor or real estate agent, you may have a number of considerations when it comes to purchasing a used vehicle. The most common considerations are budget, ability to transport people, and comfort....
How to Buy a Good Quality Ignition Cable (Spark Plug Wires)
Spark Spark plug wires connect the spark plug to what they’re creating a spark in. Whenever you are changing out your spark plugs, it’s a good idea to check on those spark plug wires to be sure they’re up to...