Tag Archives: Code

Car repair computer code questions and answers. The check engine light is the most common, but ABS, Traction and Airbag problems will also cause a warning light on the dash.

GMC Envoy P0894 Slipping transmission

P0894 code I have 2005 GMC Envoy. I already changed fluid and filter when driving it will shift in 1st and 2nd fine then when gets to 3rd it will just idle real high like it’s in neutral. I have to keep giving gas and letting off until it hits gear. Is my trans shot…

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2005 Chevy Silverado Cutting Out Loses Power

Iv got a issue with my 05 Chevy Silverado 2500. It’s got the 6.0. It will run fine for a few minutes then all of a sudden it starts cutting out, loses all power, and acts like it wants to stall. Iv changed the exhaust manifold because there was a crack and I thought maybe…

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Check Engine Light P0102- Replaced MAF And Other Sensors

To Whom It May Concern: I have replaced the following parts:In reference to the P0102 code 1) Plugs and Wires (AC Delco). 2) Fuel pump and fuel filter. 3) Fuel regulator. 4) Air filter. 5) New Battery. 6) New fuel injector (No 1 cyl). 7) Checked fuses (O.K.). SENSORS: 1) AIT (Air intake temperature) 2)…

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1999 Chevrolet Blazer Misfire Cylinder Number 2

Hello, I have a 1999 Chevy Blazer 4×4, 4.3l Vortec v6. Truck starts, and idle & rev are great til about 2500 rpm. Hooked up OBDII scanner, gave a “P0302” code which states “cylinder 2 misfire”. From what I found on Blazer Forum net, shows possible ignition problems. Went through and changed the distributor cap…

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1996 Pontiac Firebird Engine Code P0151 Oxygen Sensor

The engine light came on in my 1996 Pontiac Firebird with a 3.8 engine. The code is P0151. Is this an oxygen sensor. If so which one and how do I change it? ProTech: Yes that is a code for an oxygen sensor that has low voltage. You probably need to replace it and you’ll…

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1999 Chevrolet Silverado Engine Light Code P0336

I have a 1999 Chevy Silverado 1500 series, 5.3. Code reads p0336 crankshaft sensor. Have replaced sensor 3 times and will not start. Put old sensor in and start. ProTech: When you replace the Crankshaft Sensor, you need to do a ‘crankshaft variation relearn’ with a scanner, or you will still have problems. How would…

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Saturn Vue Engine Light – SL2 Problems

Hey guys, I’m trying to replace the thermal sensor on my VUE 2009 responsible for the ambient temperature. On the dashboard it’s always stuck at 181 degrees. I read somewhere it’s behind the grill. Does anyone have any idea? Thanks for the help guys. Mechanic JK: Yes. The outside temperature sensor is located behind the…

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1998 Lincoln Towncar Trac and ABS Lights On

Yes, I have a problem on my 1998 Lincoln Towncar which has the TRAC light and ABS light on and sometimes the air bags won’t go up and I found an abs light cable ripped and we taped it back and the light was still on. ProTech: That might not be the only problem you have. The Traction light…

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1996 Chevrolet Suburban P0420 – Brakes Pulsate

My 1996 Chevy Suburban has a code Code P0420 code and bad sensors showing on code with large vacuum leak. I’ve sprayed carb cleaner all over the intake and brake booster house and all other vacuum lines and found nothing. I don’t know what else to do. ProTech: First of all the code P0420 is…

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2000 GMC Yukon Stuck In 4 Wheel High

2000 GMC Yukon-4×4 is stuck in 4hi. service 4wd light on dash is on. i changed the dash switch, same problem. i pull off the transfer case actuator and hit switch, it makes a noise and the front diff act makes noise too. the transfer case actuator does not turn though. is it supposed to?…

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2003 Chevy Venture 5 Volt Reference Codes

I am getting code P1639 on my Chevy Venture van 2003. This is supposed to indicate a low 5 volt reference at the AC pressure sensor and the fuel tank pressure sensor. I have measured the voltage going to both sensors and get 5 volts. This is a gray wire in both cases. The AC…

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2005 GMC Envoy Check Engine Light Code P0410

Hi , i have a 2005 GMC Envoy with the code P0410 Straight six Cylinder with a check engine light. Mechanic_JK First be sure to check all the fuses. If OK, a common problem is a valve on the passenger side of the engine. If fuse is blow for A.I.R.pump, have had the pump fill…

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