How do you remove an alternator from a Chevy Silverado?
Remove the two mounting bolts on the bottom of the alternator, and pry it loose from its mount. Unplug the connector on the top and unbolt the connector on the back. Once these two connectors are removed, you can pull the alternator easily from the truck. Figure 3. Remove the alternator.
Where is the fuse block on a Chevy Silverado?
It is located underneath the instrument panel, to the left of the steering column. The fuse block is located in the engine compartment near the front of the vehicle. How to check the fuses? How to replace a blown fuse? Why do car fuses blow?
When do I need to replace my alternator in my truck?
The alternator is responsible for powering your truck while the engine is on. It’s also responsible for keeping the battery charged. If you’ve noticed that your battery isn’t getting charged or that the power gauge in your truck is showing unusual spikes, then you probably need to either rebuild or replace your alternator.
What is the Powertrain Control Module on a Chevy Silverado?
Powertrain Control Module (PCM), Mass Air Flow (MAF) Sensor, Evaporative Emission (EVAP) Canister Purge Solenoid, Fuel Composition Sensor, Secondary Fuel Pump Relay Powertrain Control Module (PCM)-Gas, Engine Control Module (ECM)-Diesel
Remove the two mounting bolts on the bottom of the alternator, and pry it loose from its mount. Unplug the connector on the top and unbolt the connector on the back. Once these two connectors are removed, you can pull the alternator easily from the truck. Figure 3. Remove the alternator.
Where are the battery terminals on a Silverado?
Important Update: Make sure to connect the negative terminals of the two batteries. Grounding to the frame for the accessory battery will not excite the hal-effect (current) sensor, which is located on the negative terminal between the starting battery and alternator on the truck.
What are the fuses and relays on a Chevy Silverado?
Fuel injectors 1, 3, 5, and 7, Ignition Coils, Glow Plug Module, Fuel Heat, Water in Fuel (WIF) Sensor, Wastegate Solenoid Mass Air Flow (MAF) Sensor, Camshatt Position (CMP) Sensor, Evaporator Emission (EVAP) Canister Vent Valve, Evaporative Emission (EVAP) С Purge Valve
What’s the voltage of the second battery in a Silverado?
Once the truck is turned on, the isolator relay reconnects the second battery to the alternator. As long as you don’t drop the battery below 11.3 volts — where the inverter automatically turns off due to low voltage, you will have constant 120 volt output.
Remove the belt by inserting a 3/8 inch ratchet or breaker bar into the square hole on the front of the belt tensioner, pulling against the spring tension then remove the belt. Remove the two bolts on the front of the alternator using a 15mm socket. Remove the 10mm nut holding the main power wire.
What does an alternator do in a GMC Sierra?
The alternator’s job in your Sierra is to provide electricity as it is running. The battery stores enough voltage to be able to start the engine without the assistance of an alternator. It is turned by a serpentine belt.
What’s the best way to replace an alternator?
Use the ratchet and a socket to loosen and remove the bolts that keep the alternator in place. Remove the alternator. Reverse the process to install the new alternator. Place the new alternator in position and thread the mounting bolts in place. Tighten them with the socket and replace all the wiring to the alternator.
What kind of alternator does a Chevy 1500 have?
Remove your tools, connect the battery leads and start the vehicle. There are a number of 1500 vehicles on the road, and your Chevy 1500 may have an entirely different alternator than other versions. Check with your local auto parts dealer for the alternator you need, or refer to your owner’s manual.
If you find any of those issues, you’ll need to replace it. Remove the alternator from the engine bay. With the belt pulled off of the alternator pulley and the wires disconnected, the alternator should come out freely. You may need to wiggle the alternator around some things in order to remove it.
Do you need to remove serpentine belt to change alternator?
As you loosen the bolts, the alternator will slide in the bracket under the tension of the belt. You may not need to remove the serpentine or accessory belt if it’s not damaged.
How big of a socket do you need for an alternator?
These will often require a 14mm or 1⁄2 inch (1.3 cm) socket, though you may need to try others. As you loosen the bolts, the alternator will slide in the bracket under the tension of the belt. You may not need to remove the serpentine or accessory belt if it’s not damaged. Inspect the serpentine belt for damage.
If you find any of those issues, you’ll need to replace it. Remove the alternator from the engine bay. With the belt pulled off of the alternator pulley and the wires disconnected, the alternator should come out freely. You may need to wiggle the alternator around some things in order to remove it.
Remove the belt by inserting a 3/8 inch ratchet or breaker bar into the square hole on the front of the belt tensioner, pulling against the spring tension then remove the belt. Remove the two bolts on the front of the alternator using a 15mm socket. Remove the 10mm nut holding the main power wire.
As you loosen the bolts, the alternator will slide in the bracket under the tension of the belt. You may not need to remove the serpentine or accessory belt if it’s not damaged.
Where is the insert jack on an alternator?
Insert jack stands beneath the vehicle for safety once it’s jacked up. Remove the main power cable from the alternator. The main power cable will be the thick cable attached to the alternator that runs from the battery.