Q: I have a 3.4 l V6 GM Motor 2002 monti carlo

asked by on June 04, 2017

I have a 3.4 l V6 GM motor in a 2002 Monte Carlo originally every so often there would be a overheating problem then one day it just took off to 260 I instantly shut the car down and let it sit for a good 45 minutes for it to cool now ever since then I cannot keep water in my radiator I have replaced the water pump I have replaced the thermostat I pulled all my plugs out and I'll look normal I have no water in my oil nor do I have water or white smoke out of my tailpipe I see no water leakage whatsoever I can go crank the car and within 10 minutes of it sitting there idling the temperature will rise pretty much up to 260 I wait for the car to cool before I open the radiator cap and I have to fill my radiator back up every time as a last resort maybe thinking I have a cracked head slight crack even I used liquid glass followed all directions to a T and am still losing all my water as well as my car overheating what is my problem can anybody help

My car has 165000 miles.
My car has an automatic transmission.

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

How do you change the language on the message center?
Your car is automatically set to display information in English in the message center. However, if English isn’t your preferred language, you can change it to another option. Here’s how to do that: Cycle through your options until you see...
How do I delete all of the stored numbers?
You can delete all of the stored numbers in the Bluetooth system with one quick command: 1. Press the voice command button. 2. When the system says “Ready”, and then offers a tone, say “Delete all name tags”.
How do I use voice recognition to store numbers?
The infotainment system can store up to 30 numbers at a time. You can add numbers to the system at any time, using voice recognition: Press the voice command button. The system will prompt you by saying “Ready”, followed by...
Brakes don't work correctly at temperatures below zero
There are two brake booster vacuum check valves that will stick in cold weather for about a minute. These two valves supply vacuum to the brake booster and will cause reduced power assist to the brakes until they start to...
I replaced the lower ball joint, but when I try to tighten the nut, the ball joint stud just turns
A lot of times, when you're installing a ball joint (https://www.yourmechanic.com/services/ball-joint-front-replacement) into the lower control arm and trying to tighten the nut to lock in the ball joint shaft, the shaft will spin if you do not have enough pressure...
Steering wheel stiff when parking
Hey there. The two main components for your power steering system are the steering pump and the rack & pinion steering unit. If the power steering pump was run low on fluid for a period of time, it may have...
Enabling the park aid
The park assist feature on your vehicle is actuated by putting the gear shift into reverse. It is comprised of a speaker, the sensors, and the park assist module. The module will call for an alert sound when there is...
I have a good battery but my fuel pump is bad. if I get a boost off will the car crank?
Hi there. You could try to jump start your car, but if the fuel pump is broken, the added electricity will not help. A car will not start for multiple reasons, ranging from a damaged fuel pump, bad battery or...
My Bmw is throwing a code for system to lean, to much oxygen and not enough gas.
As the codes indicate, this means there is a lean fuel condition which may be caused by a lack of fuel supply or in some cases, a vacuum leak as you describe near the cold air intake. When a vacuum...

Related articles

A Buyer's Guide to the 2012 Chevrolet Caprice PPV
With With the phasing out of the long-lived and beloved police cruiser in the form of the Ford Crown Victoria, 2012 brought a new car into town via the Caprice PPV (Police Patrol Vehicle). This new incarnation of an old...
2012 Subaru Outback vs. 2012 Chevrolet Impala: Which One Should I Buy?
When you compare a 4-door sedan versus a 4-door wagon, there are going to be some obvious differences. Even though the Outback looks car-like, the ride, the handling, and the mileage are going to make it more similar to an...
Top Automotive News & Stories: October 1-7
BMW i5 images leak, an ultra-lux Jeep, hydrogen-fueled Colorado ZH2, Fisker's electric future, record plug-in sales, NHTSA Road to Zero, and more.