Chevy Suburban P0463: Fuel Level Sensor Circuit → High Input

  P0463 is a moderately common OBDII trouble code that can occur in your Chevy Suburban.  It indicates that the vehicles computer has detected an inaccurate fuel level reading.  It shouldn’t affect the drivability of your Suburban, but it can be inconvenient. Your Suburban will get the P0463 code when the signal coming from the … Read more

Chevy Suburban: Backfiring Causes

  One of the more jarring vehicle problems that you can experience is a backfire.  It sounds like a shotgun blast and can scare you if you’re not prepared for it.  If your Chevy Suburban is backfiring, common causes include improper engine timing, bad spark plugs, engine running rich, and plug wires (if so equipped). … Read more

Chevy Suburban:  Oil in Coolant Diagnosis

If you’ve recently checked your Chevy Suburban’s coolant, and it looks almost like it has butter in it, then you probably have oil in it.  Oil in your coolant is most often caused by a blown head gasket. It can also be caused by a cracked head or even a bad radiator (well sorta, you’d … Read more

Chevy Suburban:  Overheating → Symptoms + Causes

One of the worst problems that can happen to your Chevy Suburban is overheating.  Common symptoms of overheating include smoke coming from under the hood, a pegged temperature gauge, and (eventually) a blown head gasket. If your Suburban is overheating, stop driving it immediately to avoid damaging the engine. Ignoring an overheating engine can lead … Read more

Chevy Suburban: Window Won’t Go Up Diagnosis

Your Chevy Suburban’s windows protect you from the elements, and they protect the interior from damage.  If your window won’t go up, there are a few common issues that can cause this problem.  These include a blown fuse, bad window motor, wiring issues, and the switch.     Power Window Won’t Go Up Causes:  Chevy Suburban … Read more

Chevy Suburban:  Brake Fluid Leak Causes & Diagnosis

  Your Chevy Suburban’s brake system is the most important safety feature on the vehicle.  Without a reliable braking system, it is dangerous to keep driving your Suburban.  A brake fluid leak is a serious problem.  It is usually caused by a failure of a seal, brake line, master cylinder reservoir, and a few other … Read more

Chevy Suburban Bad Ignition Switch: Symptoms, Causes, + How to Fix

Your Chevy Suburban‘s ignition switch is one of the most vital items on the entire vehicle.  If it fails, the entire vehicle won’t be able to run.  We’ve compiled some of the most common symptoms of a bad ignition switch.  These include stalling issues, not starting, and no power to the radio or accessories. Function of an … Read more

Chevy Suburban Bad Throttle Body: Symptoms + Diagnosis

If your Chevy Suburban has a faulty throttle body, it can cause it to run terribly.  Common symptoms of a bad throttle body include dirt and grime, the check engine light, and an erratic idle. Your Suburban’s throttle body controls the amount of air that enters the engine.  You control the throttle body position with … Read more

Chevy Suburban: Bad Thermostat → Symptoms & Diagnosis

The thermostat in your Chevy Suburban’s engine plays a crucial role in regulating its temperature. A malfunctioning thermostat may lead to various issues and should be dealt with immediately. Some of the most common symptoms of a bad thermostat are no heat, a spiked temp gauge, a blown head gasket, and more. A thermostat failure … Read more

Chevy Suburban:  Bad Serpentine Belt

One of the most common issues with a vehicle is a bad serpentine belt.  If you suspect that your Chevy Suburban has this problem, we’ll give you the common symptoms below, as well as how to replace it. The good news is that serpentine belts are cheap, and in the grand scheme of things, relatively … Read more