Why is my Chevy 305 not running properly?

The stock headers further restricted air intake because of pollution concerns, though replacement Edlebrock or Vortec headers increase airflow while still maintaining proper emissions. Upgrade the air filter assembly with a modern unit to let the engine “breathe” more easily on the intake.

What causes a Chevy truck to turn over but not start?

Plenty of turn over speed. With a test light there’s voltage at both sides of the coil but NO spark. Voltage at the throttle body injectors but NO fuel sprays. Fuel pump pumps. NO spark and NO fuel, turns fine. Rotor button turns, cap and rotor clean. Under the dash at the fuse panel there’s no voltage on the crank fuse.

When did the Chevy 305 engine come out?

The 305 cubic inch (5.0 liter) engine was introduced in 1975 to meet federal emissions standards while improving GM’s fleet mileage average. Performance was not a initial concern.

What’s the best way to fix a Chevy 305?

A solution is to install a larger exhaust valve so shrouding will be less of a concern. Also, take a look at replacing the a two barrel carburetor with a Throttle Body fuel injector (TBI) or a four barrel “Quadrajet” carburetor.

What should I do about my Chevy 305 engine?

The cam drive gear is of special concern on 305 engines. 305s manufactured before 1988 used a nylon-toothed cam gear to reduce noise. This gear is prone to failure and should be replaced with a solid steel gear. If replacing the stock water pump consider an electric version to reduce the workload of the engine.

What kind of car has a 305 engine?

Stodgy models like the Chevrolet Caprice, Oldsmobile Cruiser wagon, and the Buick Skylark used the engine, giving it a reputation as under powered. However, the 305 can also be found in the more demanding Camaro line as well as light trucks and vans. The engine was replaced by the Vortec 5000 in 1996.

Why does my 97 Chevy truck not start?

97 Chevy truck won’t start when it gets cold?? When ever it gets cold my truck will not start. Seems to be fuel pressure but can’t smell any gas like it was flooding. It does’nt even fire like it wants to start.

Can a 1997 Chevy c1500 5.7L start?

1997 Chevy C1500, 2WD, 5.7L won’t start – cranks fine. No codes – good fuel pressure ( 60+ psi – new pump), good spark, 1997 Chevy C1500, 2WD, 5.7L wont start – cranks fine. No… It will not start. I changed the fuel filter and fuel pump It will not start.

What are the symptoms of a bad heater control valve?

Symptoms of a Bad or Failing Heater Control Valve. 1 1. Heater doesn’t work. One of the first symptoms of a faulty heater control valve is a heater that fails to produce warm air. If the heater control 2 2. Leaking coolant. 3 3. Erratic heater behavior.

Why does my car heater keep blowing cold air?

There are many reasons your car’s heater isn’t working. Maybe the fan is malfunctioning. Perhaps your temperature gauge is running below normal. There could even be a puddle of liquid under the front of the vehicle. A lack of heat can be a symptom of a much larger problem. You could soon be facing failing parts or even a blown engine.

What to do if your Chevy Monte Carlo heater is not working?

It should have separate lines to indicate “cool hot” and “cool cold”. Some vehicles only have full hot. Never touch the radiator cap unless the vehicle is ICE COLD. The job of your Monte Carlo’s thermostat is to regulate the temperature of the engine.

Why is my Chevy Silverado heater not working?

by Alibaster Smith. The heater in your Chevy Silverado supplies the heat to the cabin. There could be several reasons why it’s not working properly. The heat in the Silverado is supplied by the hot engine coolant running through the engine cooling channels. Some of this coolant is diverted from the cooling system into a heater core.

Why is my Chevy 305 not running properly?