Where is the crankshaft sensor on a Chevy Silverado?
The crankshaft position sensor is nestled under the engine block just above the starter. You’ll find it on the passenger’s side towards the rear of the engine block. You do not need to remove the starter completely, you just need to move it out of the way.
How does the crank sensor work on a GMC pick up?
Once the crank sensor produces this signal, the signal is an on/off voltage signal (in DC Volts). Below, in a nutshell, is how the crankshaft position sensor works in your 4.3L, 5.0L, and 5.7L Chevrolet or GMC (or Olds, Cadillac) Pick Up or SUV:
How do you test the crankshaft position sensor?
You’ll need to use a 1/2 ratchet wrench and the appropriate socket to turn the crankshaft pulley. SUGGESTION 2: It’s very important that the Spider’s fuel injector’s connector be disconnected while performing the crankshaft position sensor test.
How to replace a cam position sensor on Yukon, suburban?
How to replace a cam position sensor on a Yukon, Suburban, Silverado, or Escalade. – YouTube How to replace a cam position sensor on a Yukon, Suburban, Silverado, or Escalade.
What happens to the crank sensor on a GMC?
The crankshaft sensor on GMC vehicles is synced to the powertrain control module, or PCM. When the crank sensor is replaced, it must be resynced to the PCM. Without resyncing, the PCM cannot properly determine the position of the crankshaft.
You’ll need to use a 1/2 ratchet wrench and the appropriate socket to turn the crankshaft pulley. SUGGESTION 2: It’s very important that the Spider’s fuel injector’s connector be disconnected while performing the crankshaft position sensor test.
Can a bad crankshaft sensor stop a car?
Driving with a failing crankshaft position sensor can be difficult and potentially dangerous. It could lead to long-term vehicle damage and expensive repairs, or even stop the car from working at all.
When does a crank sensor go bad PCM?
The PCM will usually NOT set a specific bad crankshaft position sensor diagnostic trouble code (DTC) when the crank sensor goes rogue (goes bad). But, every now and then it does, and when it does you’ll get: