Chevrolet Suburban Questions

Chevy Suburban will start cold, but only once unless it sits for 4 to 6 hours, seems to run fine, full power smooth Idle but exhaust pipe black black, "Starts once", Then either right away or running an hour will not start again, No check engine light dash, errors and diagnostic codes clear,

1996 Chevy Suburban. Question: how to remove dimmer switch from steering column - There are two loose wires in the bundle leading to the switch connection, no high beam, no low beam.

1997 GMC Suburban 4x4. Vortec V8. Question: Loud road noise at 55-65 mph (almost makes the truck feel like it is vibrating) but still feel full control of the vehicle. CV joints replaced, no change.

1999 GMC Savanna 3500. Engine Size : 5.7 Question Here: Master cylinder leaks from reservoir replaced 3 times plus lids no sign of any other leaks. Brake pedal feels low replaced all brake parts?

2000 Chevy Suburban lt with Autoride.Question: check auto ride light is on, i can here the pump turn on but the suspension doesn't seem to work and the light stays on all the time.

2001 Chevrolet Suburban. 5.7: Vortec V8. Question: I have a 2001 Chevy Suburban 4x4 that the front axle is locking up want to know if i can remove the ring and pinion gears and still be able to drive it till I can get new gears?

1996/7 Chevy Starcraft GT Dayvan 6.5 turbo diesel. Repairs for this problem: New Fuel filter fitted and bled alarm checked and now disarmed.

2004 Chevy SuburbanĀ ABS / trac cont lights. C0110. Trouble shoot code all voltages check correct cannot clear code whit control separated and motor connection jumpered with test light, replaced control no help. Replaced ECU no help.

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How Things Work

Charging System Components and Operation

On today's newer cars and trucks, the generator (ALternator) provides DC voltage to operate the vehicle's electrical system and to charge the battery. A magnetic field is created when current flows through the rotor windings. The rotor is belt driven by the engine creating an AC voltage as this field rotates within the stator windings.

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Common Engine Codes

Code P0420 Catalytic Converter Failure

To control emissions of hydrocarbons (HC), carbon monoxide (CO), and oxides of nitrogen (NOx), a three-way catalytic converter is used. The catalyst within the converter promotes a chemical reaction which oxidizes the HC and CO present in the exhaust gas, converting them into harmless water vapor and carbon dioxide. The catalyst also reduces NOx, converting the NOx to nitrogen.

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