Why won t my truck start but has power?
The cause of this problem is usually one of 3 things – a failed starter motor, a bad connection between the battery and starter motor, or a blown fuse (if present) in line between the starter and the battery.
What would cause a chevy truck not to start?
While there are a variety of reasons your Chevrolet Silverado 1500 won’t start, the most common 3 are a dead battery, an alternator problem, or failed starter.
What is Pcmb fuse?
Fuse #28 is PCM 1 and it is OK. If a PCM fuse is blown that can’t be a good thing… Swapped it with a new one, turned the ignition, and the SES light came on for the test as it should.
What is a PCM B fuse?
The Fuse for the PCM B (20 AMP) feeds Power to the Contacts of the Fuel Pump Relay, and to the Coil of the EDU Relay, along with Voltages supplied to the Engine Control Module (ECM) as Inputs to ECM, and Power to the Transmission Control Module (TCM).
Why does my Chevy C5500 series engine not start?
Not a MD truck but a late model Duramax had the same problem. Could bump the starter at the starter but not work the key. Had it towed to the dealer and they found a fuse under the fuse block in the engine compartment. Had to lift out the main fuse block to get to this hidden fuse. Not a normal location and totally not visible.
How can I jump start my Chevy C5500?
1. Battery positive wires to touch the heatsink of the TCM [e.g.When jump starting vehicle] 2. Positive battery power chassis harness wire to pin 10 and pin 70 of the TCM to be wired without fuse protection of 10-15 amps. 3. Physical contact between heatsink and vehicle chassis or other ground circuit points.
Can a 2006 Chevy C5500 start without a key?
I have a 2006 Chevy C5500 with the duramax. Its a bus and I am going to turn it into a dump truck….hopefully. My issue as i said is no crank no start from the key. I was able to get it started by turning the key on and crossing a screwdriver over the terminals on the starter but I am not able to start it with the key.
Why does my GMC C5500 not crank or shift?
Customer may comment that the vehicle will not crank or start/will not shift after vehicle has been jump started due to battery run down or after installation of after market equipment.Technicians may find no communication with the TCM and or DTC U101 [my PPE had only a C101,which I know isn’t the actual DTC]stored in other modules.