How high should RPM be when accelerating?
When you accelerate in a manual transmission vehicle, you need to upshift to a higher gear eventually to continue accelerating. Note: On light acceleration, upshift to the next highest gear when the RPMs are around 3,000 rpms. On hard acceleration, upshift when the RPM gauge shows around 4,000-5,000 rpms.
What causes hesitation and surging on Blazer 4.3L?
Fix Hesitation and surging on Blazer 4.3L If you have Hesitation and surging on Blazer 4.3L and it’s driving like a dog—poor acceleration, hesitation, or a surge and you suspect a fuel problem, you may be partially right.
Why does my car hesitate when I accelerate?
With having your engine with bank 1 being lean (lack of fuel), the symptoms are showing that there is a problem with fuel delivery or excessive heat. If the EGR valve was to be stuck open, the engine will get more burnt fuel into the cylinders and cause them to heat up making the computer back off the fuel until needed.
What makes a car not accelerate but RPMs go up?
1 Fuel Filter. If the gasoline in your car isn’t pure and clean, there is no way your engine will work effectively. 2 Exhaust Filters. If any of your exhaust filters is clogged or blocked, you may experience a problem while driving. 3 Cylinder Compression. 4 Air Filter. 5 Camshaft Sensor. …
Why is my Blazer 4.3L driving like a dog?
If you have Hesitation and surging on Blazer 4.3L and it’s driving like a dog—poor acceleration, hesitation, or a surge and you suspect a fuel problem, you may be partially right. But before you start replacing really expensive components like the fuel pump, try this: Disconnect the electrical connector to the MAF sensor and take it for a drive.
Fix Hesitation and surging on Blazer 4.3L If you have Hesitation and surging on Blazer 4.3L and it’s driving like a dog—poor acceleration, hesitation, or a surge and you suspect a fuel problem, you may be partially right.
What causes acceleration in a 97 Chevy Blazer?
97 chevy blazer 4.3 idles great but upon acceleration it starts to surge, changed just about everything, fuel pump,cap rotor, wires, plugs distributor injectors, crankshaft, cam, throttle pos. sensor, tried new computer, at a loss starts right up and idles great, take in down the road and starts surging. Exhaust?
If you have Hesitation and surging on Blazer 4.3L and it’s driving like a dog—poor acceleration, hesitation, or a surge and you suspect a fuel problem, you may be partially right. But before you start replacing really expensive components like the fuel pump, try this: Disconnect the electrical connector to the MAF sensor and take it for a drive.
Why is my Chevy Blazer not getting gas?
Pressing the gas pedal does not give it more fuel. Taking the throttle body sensor off makes no difference either. Took it to a mechanic for a “professional” diagnosis – they told me it was the fuel injection system. Put a new one on this weekend, still no dice. Can’t move the truck as it won’t get gas.