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By Symptom
- A/C compressors – Chrysler TSB
- ABS and Brake Lights on but no codes – Chevrolet Equinox
- ABS and TRAC OFF lights on GM vehicles
- ABS Code C0040—GM and Saab Vehicles
- ABS light on, GM vehicles, Check engine light on, no start, trouble codes
- ABS light on, speedometer doesn’t work
- ABS Light on—Regal, Century, Impala, Monte Carlo, Intrigue, Grand Prix
- ABS sensor – how to test
- ABS, Red Brake Light, Sevice Vehicle light, Trouble code U2100, cannot communicate with PCM or BCM – Chevrolet Equinox
- Accessories stop working – Caravan
- Airbag light on—Grand Caravan
- Alarm Systems Triggering Misfire Codes
- Alternator whistling noise – Nissan Altima, Sentra
- Battery Light On – Windstar
- Blower Motor Doesn’t Work – Honda
- Blower Motor Stays on High—Caravan, Voyager, T&C with Auto Temp Control
- Blower Motor Stays On—Ford Expedition
- Blower only works on high speed
- Blower won’t shut off GM vehicles
- Blown Blower Motor Fuse—Hondas
- Booming Noise, vibration, rough idle on Taurus Sable
- Brake Pedal Pulsation- How to prevent it
- Brake Pulsation on Caravan, Voyager, and Town and Country
- Brake Pulsation: What Causes it. How to Fix It
- Brake pulsation—Saturn Relay, Buick Terraza, Chevy Uplander, Pontiac Montana
- Brake Squeal or Shudder When Backing Up – Isuzu
- Brakes grab or drag – Chevy Colorado, GMC Canyon pickup
- Cadillac GTS, SRX Dead Battery Problems
- Caravan throwing belts—Solution
- Caravan, Voyager, Town and Country, clunks and thumps
- Check Engine and Seat Belt Light on, dead battery – Ford Ranger
- Chevrolet Cobalt Overheats
- Chevrolet Silverado No Start
- Chevy Silverado Lock Cylinder Problems
- Chirping Lexus
- Chirping Nissan
- Chirping Noise When Cold – Ford Explorer
- Clicking relays, Instrument Panel blinking – Chevrolet Equinox
- Climate Control Inoperative, blower motor runs in low speed—1998 Infinity
- Clunk in GM Steering
- Coil-On-Plug Problems on Ford Vehicles
- Cooling fan runs after shutdown, drains battery—Caravan, Voyager, Town and C
- Crazy gas gauge on GM vehicles
- Cruise control will not engage or kicks out
- Daytime Running Lights Inoperative, DRL indicator flashes B2600
- Dead blower motor on Caravan
- Dead gauges and stall – Buick Allure, LaCrosse, Pontiac Grand Prix
- Dead gauges on Ford Truck
- Debris blowing out of HVAC vents – Ford
- Diagnose squeaks, clunks, and rattles the professional way
- Diagnosing a high or rough idle – Nissan Altima (and many other brands)
- Door Locks Inoperative or Opening Liftgate Triggers Alarm
- Door locks not working – Caravan, Voyager, Town and Country
- Doors hard to close – GM SUV Vehicles
- Droning noise on Cavalier and Sunfire
- DTC B2960 Buick Regal or Century dies when turn signals are used
- EFI Fuse blows – Toyota
- Engine Knocking—Sounds like a valve, piston, or rod
- Engine stalls several times right after filling tank with gas, Chrysler Minivan
- Engine surge at highway speed – Chevrolet Impala
- Erratic shifting, poor acceleration—Saturn
- Erratic transmission fluid level— Taurus, Windstar, Freestar, Sable, Monterey
- Fan slows down on acceleration or Airflow changes from floor to defrost or vice versa
- Ford door switches—a known problem
- Ford F-150 blows fuse
- Ford will not start-no spark–older vehicles
- Fuel gauge drops to empty—Chrysler Minivan
- Fuel Gauge Woes on GM Vehicles
- Fuses Shorting Out on Toyota Rav 4 — Frayed wire
- GM Passlock–Diagnosing and Fixing GM Anti-theft related no-starts
- Grabbing brakes — Chevrolet and GMC Trucks
- Grinding noise from dash – Ford F-150 and Lincoln Mark LT pickup
- Hard starting, stall, poor gas mileage – Tech Tip
- Hard-start, no-start, GM Minivans
- Headlights and Daytime Running Light Problems in Dodge Caravan
- Headlights won’t turn off – Ford Taurus, Mercury Sable
- Hesitation and surge on 2000 Chevrolet Blazer 4.3L
- Honda Dead Battery—Here’s the fix
- Hyundai Santa Fe Oil Light on or flickering
- Intermittent no-crank – Ford cars and trucks
- Jeep – Dead Instrument Cluster
- Key stuck in ignition, GM vehicles
- Key stuck in ignition-Milan Fusion Zephyr
- Key stuck in lock cylinder—Chrysler Minivans
- Key won’t come out of ignition switch – GM vehicles
- Knocking noise from engine – Town and Country
- Low coolant level light on, but coolant level is fine – GM vehicles
- Low idle speed—Ford Fusion, Mercury Milan
- Low Oil Pressure—Dodge Ram/Durango/Aspen/Jeep Grand Cherokee/Commander
- Moan from Rear Differential – Honda CRV
- Moaning Jeep Grand Cherokee
- Multiple electrical problems Toyota vehicles
- Multiple Electrical Problems/ no start/ no wipers/ no gauges—overall crazy operation- Caravan/Voyager
- No Crank When Hot – Honda
- No crank, no start – Dodge Caravan, Town and Country
- No crank, no start – Dodge Trucks, Jeep, Avenger, Sebring, PT Cruiser
- No Crank, No Start on Chrysler Minivans
- No heat on passenger side – Caravan, Voyager, Town and Country
- No Horn Engine Running but plenty of Horn With Engine Off—Ford Trucks
- No Horn—Chrysler Minivan
- No instrument panel, HVAC controls dead, blower motor dead, flashers dead, GM vehicles
- No Power Lift Gate Operation—Dodge Caravan
- No remote start in Pacifica, Ram Truck, Durango, Sebring, Stratus, Liberty, Dakota, Neon, PT Cruiser, Town and Country, Caravan Grand Cherokee
- No Start – 2001 Nissan Sentra 1.8L
- No start – KIA Sephia
- No Start Cold – Chrysler Vehicles
- No start on Ford Excursion, F-Super Duty, and E-Vans with 7.3 Navistart Diesel
- No start or intermittent no start – Pontiac Grand Am
- No start, stall, no power windows or door locks on Buick 1994-97
- Noise from rear of vehicle on Grand Prix, Impala, Regal, Century
- Oil leak on Chevrolet Cobalt, Mailbu, and Pontiac G5
- Overheating Cavalier—plugged heater core
- P0300 trouble code or random Misfires on High Mileage GM 4.3 Engines with Distributors
- P0522 code, Oil pressure light on – Caravan, Town and Country
- Parking lights turn on by themselves—Dodge Pickup
- Passlock – How it works
- Rattle in Toyota Tacoma trucks
- Rattle or buzz – Chrysler Town & Country Minivans
- Rattling from dash—Mustang
- Rear Wiper Inoperative/Dead Battery—Expedition-Navigator
- Reverse & Forward Sensing System Failures—Ford
- Screeching brakes—Ford Mustang
- Slow Fuel Fill—Ford Escape/Mercury Mariner
- Speedometer needle on wrong side of peg – Caravan
- Squawking Caravan, Voyager, Town and Country
- Squeak from rear suspension – Jeep
- Squeal on Toyota Camry, Highlander, Solara, and RAV 4
- Stall, misfire, hesitation on Chevrolet Astro or Safari Van 4.3L
- Starter Engages by itself or blower stays on with key off – Ford Trucks
- Starting problems – how to diagnose
- Stinky A/C—How to get rid of the mold
- Surging idle on Honda vehicles
- Testing a Coil Pack or Coil On Plug for Misfire
- Theft light on after PCM replacement—GM vehicle
- Throttle Position Sensor TPS – Diagnose and Replace a TPS
- Ticking Noise from Engine – Ford 3.0 Duratec Engine
- Trailblazer stalling
- Transfer Case Shudder–TSB fix
- Transmission Leak, ALL GM VEHICLES 2001-08, left side front axle – Transmission slips in gear
- Turn Signal Problems—GMC/Chevrolet Trucks
- Understanding the Ford DPFE and EGR System
- Using Power Windows Makes Car Run Rough/Stall – Pontiac Bonneville—
- Vibration at idle – Ford Focus
- Vibration, Chatter, Binding in Ford Rear Wheel Drive Vehicles
- Voltmeter fluctuates on GM Trucks
- Wacky GM Instrument Clusters—Special Policy
- Warm A/C on Toyota Sequoia—TSB AC004-04
- Warning lights on even when vehicle is off – Ford Focus
- Water leak, wet carpeting – Ford Expedition, Lincoln Navigator
- Water pump leak on GM
- Wet Carpet in Chrysler Vehicles—TSB fix
- Whistling or Hooting Noise from Ford Expedition, Lincoln Navigator
- Windshield Washer pump failure on GM vehicles
- Windstar lean codes
- Wiper Problems on Chrysler Minivan —Diagnose and repair
- Wipers won’t shut off — Ford – The problem and the fix.
- Wipers Work on One Speed Only – Chevrolet Equinox, Pontiac Torrent
- Won’t shift out of park-Toyota Camry
By Trouble Code
- ABS Code C0040—GM and Saab Vehicles
- ABS Codes C1235 and C1236 on Ford Explorer
- ABS Light on—Regal, Century, Impala, Monte Carlo, Intrigue, Grand Prix
- B1000, Airbag light on GM vehicles
- C1223 and C1225 ABS Traction Control Light On—Cavalier and Sunfire vehicles
- Chrysler P0720 Output Speed Sensor Circuit Malfunction
- Daytime Running Lights Inoperative, DRL indicator flashes B2600
- Ford Ranger Misfire Codes P0300, P0301, P0302, P0303, P0304, P0305, P0306, and P0316
- No crank, no start – Dodge Caravan, Town and Country
- No Heater or AC control or defaults to defrost–GM Trucks
- P0120, P0220, P1516 – Chevrolet Tahoe 5.3L
- P0125 Insufficient Coolant Temperature For Closed Loop Fuel Control
- P0128 and temperature gauge dead – GM vehicles
- P0133, P0171, P0555 Multiple Trouble Codes – Dodge Truck
- P0171 on Ford Focus
- P0171, P0174, P2195, P2197 codes on Camry or Solara
- P0179 on GM Flex Fuel Vehicles
- P0300 trouble code or random Misfires on High Mileage GM 4.3 Engines with Distributors
- P0301, P0302, P0303, P0304 Subaru misfire trouble codes
- P0316 Serious misfire in first 1,000 engine revolutions
- P0340, P0344, P0172, P0175 codes and hard start, low power on Expedition and Navigator
- P0351, P0352, P0354, P0355, P0356 – Misfire Codes under load or acelleration on Ford Escape 3.0L
- P0400 EGR Malfunction Nissan Altima
- P0400 on Ford and Mercury Vehicles
- P0401 & P1408— Ford EGR codes, Fix clogged passages
- P0401 EGR Code on Dodge Caravan, Plymouth Voyager, Town and Country 3.3L and 3.8L
- P0401 EGR position sensor code – Chrysler Minivan
- P0401 on Ford Vehicles
- P0405, P0406, False EGR codes – Dodge Trucks, Jeep
- P0420 Code after Catalytic Converter Replacement
- P0440 Evap Leak code on Toyota after air filter check or replacement
- P0440, P0441, P0442, P0446 EVAP System Operation for GM vehicles
- P0442 EVAP Leak Chrysler Vehicles
- P0442, P0455, P0456 Enhanced Evaporative Emissions on Ford Vehicles
- P0443, P1443, P1444, P1445 on Ford Ranger, EVAP codes
- P0446 Code on Cadillac, Chevrolet, & GMC Full-Size Utility Trucks
- P0446 Toyota EVAP vent solenoid
- P0446 Vent Issue, Premature fuel fill shutoff — Equinox, Saturn
- P0456 EVAP System Small Leak Chrysler vehicles
- P0480 and Cooling Fan Inoperative – Caravan, Voyager, Town and Country
- P0500, U1262 codes on Ford F-150 5.4L
- P0507 Idle Control System RPM Higher Than Expected
- P0507 Trouble Code on Nissan Altima
- P0507 trouble code—High Idle – Subaru Outback
- P0522 code, Oil pressure light on – Caravan, Town and Country
- P0605 trouble code on 2001-02 Caravan, Voyager, Town and Country
- P0705, P0707, P0708 Transmission range switch Kia
- P0716 P0717 Transmission Codes — GM Vehicles
- P0756 Transmission Code — GM Vehicles
- P1151, P1131, P0174, or P0171 on Ford Duratec
- P1456 EVAP Leakage—Honda CRV TSB
- P1491- Cooling Fan Won’t Turn On—Chrysler Minivan
- P1494 EVAP Leak Detection Pump Switch or Mechanical Fault
- P1494 EVAP Leak Detection Pump Switch or Mechanical Fault
- P2122, P2123, P2125, P2127, P2128 Hyundai Sante Fe
- Temp Gauge Cold but cooling fans on – P0128
- U codes – Chevrolet Equinox
- Windstar lean codes
- Zillions of ABS Codes—What’s going on here?
Diagnostic Tips
- ABS Module rebuild saves Thousand$ over OEM
- ABS sensor – how to test
- Alarm Systems Triggering Misfire Codes
- Alternator testing
- Anti-Theft Systems for GM Vehicles
- Backprobe a wire – How to
- Battery drain – How to test
- Battery Insulator – Put it back after replacing battery
- Check your coolant for electrolysis – prevent damage to radiator and heater core
- Coolant temperature sensor testing
- Crankshaft bolt – How to break it loose on a Honda
- Diagnose squeaks, clunks, and rattles the professional way
- Diagnose squeaks, creaks, and squeals
- EVAP Testing Chrysler Vehicles—How it works
- Finding the repair information you need, at a price you can afford
- Ford door switches—a known problem
- Fuel pump – How to test
- Hard starting, stall, poor gas mileage – Tech Tip
- How to buy an extended warranty
- How to Get Unstuck Without Burning up Your Transmission
- How to remove a radio
- Intermittent Wiper Quick Fix Trick
- Key stuck in ignition, GM vehicles
- MAF sensor – How to clean
- MAP Sensor Testing procedure Chrysler vehicles
- MAP sensor—What it is, what it does
- Misfire codes, What to do before you throw a lot of money at the problem
- Module rebuilders
- No Start Cold – Chrysler Vehicles
- Oil Life Light Reset Procedure on Buick Rendezvous
- Oxygen Sensor Locations
- P0401 & P1408— Ford EGR codes, Fix clogged passages
- Power Steering Bleeding Procedure for Most Chrysler Vehicles
- Readiness Monitors and Drive Cycles Explained
- Relay layout and operation
- Temp Gauge Cold but cooling fans on – P0128
- Testing a Coil Pack or Coil On Plug for Misfire
- Testing an Alternator Without Blowing it Sky High
- Throttle Position Sensor TPS – Diagnose and Replace a TPS
- Tire Pressure and Outside Temperature
- Understanding Oxygen Sensors—What they do, How they fail, How to replace
- Understanding the Ford DPFE and EGR System
- Voltmeter fluctuates on GM Trucks
- Water pump failure—what happens when you use the wrong coolant
- Where to find repair information
- Where to get wiring diagrams and repair information
