1999 Pontiac Grand AM Recalls, Problems & Maintenance

The 1999 Pontiac Grand AM has no open NHTSA recalls. Owners report 7 recurring issue clusters, led by “Passlock anti-theft system and ignition switch failure.” Every Pontiac is now 15+ years old, which changes the maintenance question from 'what mileage?' to 'how old is it?' — hoses, belts, coolant, and brake fluid age out even on low-mile cars. The G6 uses GM's Oil Life System (change oil when the message appears, at most every 12 months) with Dex-Cool coolant and either the 2.4L Ecotec four or the 3.5/3.9L pushrod V6. Parts remain cheap and plentiful through GM's shared platforms — these cars are inexpensive to keep healthy if the age-based items aren't ignored.

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No open recalls on file. NHTSA lists no unrepaired safety recalls for this year, make and model. A recall can be issued at any time, and a specific car can still have one open — check yours by VIN at nhtsa.gov/recalls.

Known issues & problems for this vehicle

What drivers and federal regulators have officially reported about the 1999 Pontiac Grand AM.

Reported to NHTSA

Passlock anti-theft system and ignition switch failure

ELECTRICAL SYSTEM

32 NHTSA complaints · 2005-04 → 2015-03

“THE PASSLOCK SYSTEM KEEPS THE CAR FROM STARTING AND YOU HAVE TO WAIT 10 MINUTES BEFORE THE SECURITY LIGHT STOPS BLINKING. I HAVE A 99 PONT. GRAND AM AND THIS SEEMS TO BE AN ONGOING PROBLEM IN THIS CAR AND OTHERS”
— Owner report, NHTSA ODI #10245224
“I CAN REMOVE THE KEY FROM THE IGNITION AT ANY TIME ANY SPEED AND ANY CONDITION”
— Owner report, NHTSA ODI #10678604
“TL* THE CONTACT OWNS A 1999 PONTIAC GRAND AM. WHILE DRIVING APPROXIMATELY 65 MPH, THE KEY RELEASED FROM THE IGNITION AND ALL THE LIGHTS ON THE INSTRUMENT PANEL TURNED OFF. THE FAILURE RECURRED SEVERAL TIMES”
— Owner report, NHTSA ODI #10662995

Read all complaints on NHTSA →

Intake manifold gasket coolant leak

ENGINE AND ENGINE COOLING

16 NHTSA complaints · 2005-06 → 2012-09

“AFTER ABOUT 100,000 MILES, I WAS TOLD THE INTAKE MANIFOLD GASKET ON MY PONTIAC GM 1999 GRAND AM NEEDED TO BE REPLACED (COOLANT WAS LEAKING AND AFTER INVESTIGATION I SAW THAT THE DEXCOOL COOLANT WAS TO BLAME FOR WEARING OF THIS INTAKE MANIFOLD GASKET)”
— Owner report, NHTSA ODI #10145263
“MY 99 PONTIAC GRAND AM IS SLOWLY LEAKING ANTI-FREEZE, THE MECHANIC I WENT TO KNEW EXACTLY WHERE TO LOOK, THE INTAKE MANIFOLD. HE SAID THEY ARE GETTING ONE OR TWO EACH WEEK AND DID NOT KNOW WHY THEY HAVE NOT RECALLED THE VEHICLE”
— Owner report, NHTSA ODI #10140758
“I HAVE A '99 PONTIAC GRAND AM WITH 65,000 MILES WITH A DEFECTIVE INTAKE MANIFOLD GASKET. I UNDERSTAND THIS IS A CLASS ACTION SUIT ISSUE IN CANADA AND IS A COMMON ISSUE IN THE USA ALSO”
— Owner report, NHTSA ODI #10157527

Read all complaints on NHTSA →

Power window regulator failure

VISIBILITY

7 NHTSA complaints · 2005-08 → 2009-07

“TL*THE CONTACT OWNS A 1999 PONTIAC GRAND AM. THE CONTACT STATED THAT THE WINDOW REGULATORS CONTINUE TO FAIL. HE HEARD A GRINDING NOISE MOMENTS BEFORE THE REGULATORS SNAPPED”
— Owner report, NHTSA ODI #10278669
“THE WINDOW REGULATOR FAILS EVERY 18 MONTHS OR SO. I'VE REPLACED THE DRIVER'S SIDE THREE TIMES, AND THE PASSENGER SIDE ONCE. IT'S ABOUT $300 EACH TIME, WITH LABOR”
— Owner report, NHTSA ODI #10181427
“A MONTH AFTER I BOUGHT THE CAR THE DRIVER SIDE WINDOW JUST FELL INTO THE DOOR WITHOUT WARNING.2 WEEKS AFTER THAT MY PASSENGER SIDE FELL INTO THE DOOR”
— Owner report, NHTSA ODI #10240482

Read all complaints on NHTSA →

Brake rotor and caliper wear

SERVICE BRAKES, HYDRAULIC

7 NHTSA complaints · 2005-05 → 2010-10

“THE CALIPERS FREQUENTLY FAIL TO RELEASE PROPERLY AND HAVE REPEATEDLY DAMAGED THE ROTORS, MORE OFTEN IN THE FRONT THAN REAR. I BOUGHT THIS CAR IN SEPTEMBER OF 2002 AND A FEW MONTHS LATER BEGAN TO HAVE BRAKE PROBLEMS”
— Owner report, NHTSA ODI #10165420
“BRAKES MAKE GRINDING NOISE AND SHAKE/PULSATE WHEN APPLIED AT ANY SPEED. BRAKE ROTORS WERE TURNED AND PADS REPLACED. THEN A WEEK LATER DEALER SAID CALIPERS WERE STICKING AND NEEDED REPLACED”
— Owner report, NHTSA ODI #10157141
“GRAND AM 1999 BOUGHT USED WITH EXTENDED WARRANTY NOW EXPIRED AS MILEAGE IS 130,000. I HAVE REPLACED THE ROTORS AT LEAST 3 TIMES AND HAVE NOW BEEN TOLD BY BIG O TIRES THAT NOW WILL NEED TO CHANGE EACH TIME I DO THE BRAKES AS THE BRAKE LINERS ARE NOW HARDER THAN THE ROTORS”
— Owner report, NHTSA ODI #10136077

Read all complaints on NHTSA →

Front coil spring fracture

SUSPENSION

35 NHTSA complaints · 2005-04 → 2013-11

“1) NO WARNING OF ANY KIND! 2) FRONT DRIVERS SUSPENSION COIL BREAK/COLLAPSE, COIL PUNCTURED TIRE CAUSING TIRE BLOW OUT, CAR CRASHING DOWN ALL INSTANTANEOUS. NO INJURY - I WAS PULLING OUT OF MY GARAGE. HOW OFTEN 1 TIME”
— Owner report, NHTSA ODI #10260426
“1999 PONTIAC GRAND AM COIL SPRINGS BREAK WITHOUT WARNING OR CAUSE. I HAVE 2 OF THESE CARS, AND BOTH HAVE HAD FRONT AND READ COIL SPRINGS BREAK WITHOUT CAUSE. I SEE THERE ARE SEVERAL COMPLAINTS FILED WITH THE NHTSA SINCE THIS WAS INVESTIGATED IN 2004”
— Owner report, NHTSA ODI #10236988
“I RELEASED THE PARKING BRAKE--AND IT RELEASED REALLY HARD. WHILE DRIVING, THERE WAS SMOKE. MY COIL SPRING (RIGHT, FRONT) BROKE AND PUNCTURED MY TIRE. I HAD TO GET TOWED TO A GARAGE TO REPLACE BOTH FRONT COIL SPRINGS. THE OLD COIL SPRINGS WERE DISCARDED”
— Owner report, NHTSA ODI #10169482

Read all complaints on NHTSA →

Turn signal and hazard switch intermittent failure

EXTERIOR LIGHTING

18 NHTSA complaints · 2005-10 → 2016-06

“1999 PONTIAC GRAND AM - ISSUE BEGAN AFTER WE SET THE EMERGENCY FLASHERS AND THEN PRESSED BUTTON TO RELEASE IN JAN 2006. TO DATE THE AUDIBLE CLICKING OF THE FLASHER INTERMITTENTLY ENGAGES”
— Owner report, NHTSA ODI #10151191
“THE TURN SIGNAL FLASHER MODULE ON MY DAUGHTERS 1999 GRAND AM GT (54,000 MILES) CONTINUES CLICKING AFTER THE SIGNAL HAS SHUT OFF. AT TIMES THE UNIT HAS CONTINUED TO MAKE THIS NOISE FOR UP TO 15 MINUTES CONSTANTLY. THIS IS EXTREMELY DISTRACTING FOR A TEEN DRIVER”
— Owner report, NHTSA ODI #10225422

Read all complaints on NHTSA →

Air bag deployment failure or inadvertent deployment

AIR BAGS

11 NHTSA complaints · 2005-05 → 2019-07

“TL*THE CONTACT OWNS A 1999 PONTIAC GRAND AM. WHILE DRIVING APPROXIMATELY 5 MPH, THE FRONT DRIVER SIDE AIR BAG INADVERTENTLY DEPLOYED WITHOUT IMPACT TO THE VEHICLE. THE CONTACT SUSTAINED INJURY TO THE UPPER AND MIDDLE BACK AREA”
— Owner report, NHTSA ODI #10404064
“TL* THE CONTACT OWNS A 1999 PONTIAC GRAND AM. WHILE DRIVING 35 MPH THE CONTACT DROVE OVER A MANHOLE COVER ,CAUSING THE DRIVER'S SIDE AIRBAG TO DEPLOY. THE AIRBAG WARNING LIGHT WAS NOT ILLUMINATING PRIOR TO THE INCIDENT”
— Owner report, NHTSA ODI #10185069
“TL* THE CONTACT OWNED A 1999 PONTIAC GRAND AM. WHILE DRIVING 25 MPH, THE CONTACT LOST CONTROL ON A SHARP TURN AND CAUSED THE VEHICLE TO FLIP AND CRASH INTO A DITCH. THE FRONT AIR BAGS FAILED TO DEPLOY”
— Owner report, NHTSA ODI #10650737

Read all complaints on NHTSA →

Source: NHTSA Office of Defects Investigation (ODI). Complaint data refreshed Sep 20, 2026. Investigation data refreshed Sep 20, 2026.

We display NHTSA's record with attribution; we don't editorialize on what these complaints mean for any specific vehicle.

Raw data + downloads for this vehicle →

Essential maintenance

Critical for safety and preventing major damage

Engine Oil & Filter (Oil Life System)

Every 5,000 mi

Change when the Oil Life System calls it, and at least every 12 months. On engines this age, many mechanics suggest a practical 5,000-mile ceiling — aging seals and PCV systems contaminate oil faster.

Estimated cost — typical U.S. ranges

Dealer

~$120–$160

Shop

~$85–$115

DIY

~$25–$55

Full synthetic costs more than conventional. 5-quart 0W-20 + filter is the typical bill.

Tire Rotation

Every 7,500 mi

Rotate every 7,500 miles. Check tire date codes too — sidewall age (6+ years) retires tires on old cars before tread wear does.

Estimated cost — typical U.S. ranges

Dealer

~$85

Shop

~$60

DIY

Free

Often free at the shop where you bought the tires — worth asking before paying.

Brake Inspection

Every 7,500 mi

Inspect pads, rotors, and especially brake hoses and hard lines at every service — line corrosion is a real failure mode on 15-year-old northern cars.

Estimated cost — typical U.S. ranges

Dealer

~$85

Shop

~$60

DIY

Free

Most shops do this free as a courtesy with any service. Don't pay separately if you can avoid it.

Brake Fluid

Every 24,000 mi

Replace every 2 years. Decade-old fluid is the hidden cause of soft pedals and seized calipers on aging GM sedans.

Estimated cost — typical U.S. ranges

Dealer

~$180–$200

Shop

~$125–$140

DIY

~$10–$25

DOT 3 or 4 — match the cap. Vacuum bleeders make this a one-person DIY.

Important maintenance

Keeps your vehicle running smoothly and efficiently

Automatic Transmission Fluid (4T45-E / 4T65-E)

Every 45,000 mi

Drain-and-fill every 45,000 miles with Dexron VI. On high-mile units that have never been serviced, prefer repeated drain-and-fills over a pressure flush.

Estimated cost — typical U.S. ranges

Dealer

~$330–$500

Shop

~$235–$355

DIY

~$60–$180

Some sealed transmissions have no dipstick — fill is precise and best left to a shop. Many drivers can still DIY drain-and-fill.

Spark Plugs

Every 100,000 mi

Iridium plugs at 100,000 miles on the G6's engines. Replace wires/boots on the pushrod V6 at the same time — they're brittle at this age.

Estimated cost — typical U.S. ranges

Dealer

~$285–$390

Shop

~$200–$275

DIY

~$25–$100

Iridium plugs cost more but last 100k+ miles. V6/V8 access varies wildly — some are tough.

Serpentine Belt & Tensioner

Every 60,000 mi

At this age, replace the belt AND tensioner as a pair on any evidence of cracking or noise — a weak tensioner eats new belts.

Estimated cost — typical U.S. ranges

Dealer

~$195–$235

Shop

~$135–$165

DIY

~$20–$50

DIY-friendly if you can reach the tensioner. Inspect for cracks rather than swap on a strict mileage interval.

Engine Air Filter

Every 30,000 mi

Replace every 30,000 miles — a cheap, 5-minute job on the G6.

Estimated cost — typical U.S. ranges

Dealer

~$60–$95

Shop

~$45–$70

DIY

~$15–$40

5-minute job on most cars; the airbox lid usually has clips, no tools needed.

Recommended maintenance

Extends the life of your vehicle and improves comfort

Coolant Replacement (Dex-Cool)

Every 100,000 mi

Dex-Cool is rated 5 years / 150,000 miles — but on cars this old the interval is effectively 'every 5 years.' Check for intake and water-pump seepage while it's drained; use Dex-Cool only, never mixed with green coolant.

Estimated cost — typical U.S. ranges

Dealer

~$285–$330

Shop

~$200–$235

DIY

~$25–$60

Use the manufacturer-specified coolant — wrong color/chemistry can damage the cooling system.

Battery & Charging System Test

Every 25,000 mi

Test the battery and alternator annually. Parasitic drains from aging body modules are common on this era of GM — a healthy battery masks them until it doesn't.

Estimated cost — typical U.S. ranges

Dealer

~$225–$390

Shop

~$160–$280

DIY

~$130–$250

Most auto-parts stores test and install batteries free with purchase. Skip the dealer markup.

Fatal crash history & reported problems

Occupant deaths in fatal crashes (FARS)

741 crashes 1990–2024

How the 741 occupant deaths break down

497

driver deaths

241

passenger deaths

3

not recorded by seat

741

occupant deaths

Crash years covered: 1990–2024 This model year first appears in 1998 crashes. Older models have had more years on the road to appear in these crashes, so a higher count here does not by itself mean a vehicle is less safe.

FARS counts every occupant death in a fatal crash, whatever the cause — it does not mean the vehicle was at fault or defective. Counts are not adjusted for how many of each vehicle are on the road. How to read this number

FARS 2024 data is an annual report file. NHTSA revises these records when the final file is published, so this count can change.

Why we show driver deaths too

Every vehicle has exactly one driver seat, so driver deaths line up fairly when you compare one model to another. Occupant deaths include passengers, so a three row SUV can show a higher number than a two seat car simply because it carries more people.

Both figures are plain counts, not rates. A rate would need to know how many of each vehicle are on the road, and that registration data is not public, so we do not publish rates or scores of any kind.

IIHS publishes driver death rates using this same driver only idea, paired with a registered vehicle years denominator we do not have. Their rates and these counts answer different questions, so do not read either number here as a safety rating.

Owner-reported problem signals

Separate from the federal fatality data above: complaints owners filed with NHTSA about this year and model. These are reports of problems, unverified, and are counted here only as signals.

76

complaints mentioning a crash

13

complaints mentioning a fire

Reviewed known issues for this vehicle

Typical U.S. ranges. Actual quotes vary by shop, parts choice, and vehicle condition.

How we estimate: Dealer = OEM parts × 1.4 + labor × $165/hr. Shop = parts + labor × $115/hr. DIY = parts only.

This maintenance schedule for the 1999 Pontiac Grand AM reflects Pontiac's published service intervals and the GM Oil Life System system. Your actual service needs may vary based on driving conditions, climate, and vehicle usage. Always consult your owner's manual for model-specific recommendations.