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Fig. 3: Ignition Secondary Trouble Shooting Chart NOTE: This is GENERAL information. This article is not intended to be
2008 Chevrolet Silverado 1500 GENERAL INFORMATION Trouble Shooting - Basic Procedures
2008 Chevrolet Silverado 1500 GENERAL INFORMATION Trouble Shooting - Basic Procedures
Fig. 4: Ignition Primary Trouble Shooting Chart STARTER TROUBLE SHOOTING BASIC STARTER TROUBLE SHOOTING CHART NOTE: This is GENERAL information. This article is not intended to be CONDITION & POSSIBLE CAUSE CORRECTION Starter Fails to Operate Dead battery or bad connections between starter and battery Check battery charge and all wires and connections to starter Ignition switch faulty or misadjusted Adjust or replace ignition switch Open circuit between starter switch ignition terminal on Check and repair wires and connections as necessary Starter relay or starter defective See Testing in STARTER article Open solenoid pull-in wire See Testing in STARTER article Starter Does Not Operate and Headlights Dim Weak battery or dead cell Charge or replace battery as necessary Loose or corroded battery connections Check that battery connections are clean and tight Internal ground in starter windings See Testing in STARTER article Grounded starter fields See Testing in STARTERS Armature rubbing on pole shoes See STARTER article Starter Turns but Engine Does Not Rotate
2008 Chevrolet Silverado 1500 GENERAL INFORMATION Trouble Shooting - Basic Procedures
Starter clutch slipping See STARTER article Broken clutch housing See STARTER article Pinion shaft rusted or dry See STARTER article Engine basic timing incorrect See Ignition Timing in TUNE-UP article Broken teeth on engine flywheel Replace flywheel and check for starter pinion gear damage Starter Will Not Crank Engine Faulty overrunning clutch See STARTER article Broken clutch housing See STARTER article Broken flywheel teeth Replace flywheel and check for starter pinion gear damage Armature shaft sheared or reduction gear teeth stripped See STARTER article Weak battery Charge or replace battery as necessary Faulty solenoid See On-Vehicle Tests in STARTER article Poor grounds Check all ground connections for tight and clean connections Ignition switch faulty or misadjusted Adjust or replace ignition switch as necessary Starter Cranks Engine Slowly Battery weak or defective Charge or replace battery as necessary Engine overheated See ENGINE COOLING SYSTEM article Engine oil too heavy Check that proper viscosity oil is used Poor battery-to-starter connections Check that all between battery and starter are clean and tight Current draw too low or too high See Bench Tests in STARTER article Bent armature, loose pole shoes screws or worn bearings See STARTER article
2008 Chevrolet Silverado 1500 GENERAL INFORMATION Trouble Shooting - Basic Procedures
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