Throttle body issues caused stalling in cold or wet weather. Seems to be a wiring harness issue at throttle body.
Throttle body replacement....intermittent codes and limp mode in cold weather
Failure of purge valve solenoid that caused a check engine light issue.
The engine is seeping oil.
Updated transmission software
Check engine light led to finding a stuck open intake manifold tuning valve. Valve was replaced.
Purge solenoid replaced
Tran update from May 8th bulliten
Water pump went out. Part ordered and it too was defective, second ordered and installed.
Replaced timing belts
Fuel system evap solenoid and fuel tank pressure sensor were replaced under NON-warranty repairs.
replace water pump
Check Engine Light. Replace canister purge solenoid valve and gas cap.
Timing belt needed replacement
The engine was misfiring intermittently which also set off the traction control, stabilitract, and engine service light.
The dealership told me that the timing belt and all accessories had to be replaced at a cost of over 2,300 dollars.
Replaced leaky water pump.
Engine running rough. I think it's the ECU. Dealer thinks it's lack of oil changes.
coolant leak, replaced water pump with new gasket front cover was leaking oil due to faulty gasket. removed & reinstalled front cover J0771 7.4 add .3 EVAC /A water pump leaking, replaced water pump with new gasket
oxygen sensor needed replacing.
oxygenator failed. 3 of the 4 have failed but they are subject of a GM recall and the cost is covered under the warranty.
engine timing chain stretches and slips. Known issue with L-series engines; GM has ordered parts and will fix under warranty.
stretched timing chain replaced by dealership mechanics. Vehicle gets much better fuel economy now!
Check engine light kept coming on intermittently. Not a problem at all, but disquieting. Also, remote start would not work while light was on. Tried synthetic oil, no help. Replaced timing chain, GM had extended the warranty free.
Water pump went bad. Temp guage was reading very high.
Water pump replaced under warranty. Had been losing small amount of coolant for a couple years, and then one day I found a big puddle, at least now I know where it was going.
Check engine light came on directly after an oil change at the dealer. Turned out to be a streatched timing chain, which is a known issue with these engines. GM has extended service up to 10 years or 120K miles on some vehicles for this.
Check engine light came on, code reader brought up P0019. Bought a new Purge Canister Valve online for less than $20 and installed it easily myself. Just a couple hose connections and a wire.
Upgraded Transmission software
Transmission update, squeek in center console, replace jack cover in cargo area (kept falling off)
Timing chain "stretch" caused engine misfire and other issues. This is a well-known, critical issue with the early model vehicles with this engine. Replaced timing chain and guides. Cost was mostly labor because engine had to be dropped.
Replaced timing chain and then throttle body after timing chain didn't fix problem.
Complaint was filed multiple times within 2.5 years concerning stabilink/traction control. FINALLY dealer identified problem. REPLACED TIMING CHAIN. Vehicle seems to run better now than any time since we have owned the vehicle.
Had to drop the engine again and replaced right rear cylinder plus crank shaft actuations. This was 45 days since the timing chain was replaced.
the 2008 reflash of the transmission had never been updated even though the Outlook was in dealer service many many times since then. Seems to have solved some of the hesitation.
ECM module update for the OLM plus oil change and tire rotation
Moisture in the throttle body kept throwing off Stabilitrak error, causing hard shifts and acceleration issues. After cleaning intake and replacing sensor, no more errors. Multiple times to shop in 3 weeks time.
Oil leak at timing chain cover Water pump failing
Replaced the timing chains and related items
Diagnostic time only no repair reqired.
Lack of or slow to automatically shift to higher speed.
Bad water pump
Check engine light came on and car went into "limp mode" which would only allow low speed driving. Dealership could not identify a problem, touched several wires, reset the system, test drove it for a while and then said it was good to go.
Check engine light came on. Replaced evap purge valve
Replace Purge Solinoid
Replace serpentine drive belt
I had 2 of 3 cat converters replaced. $1900 parts and $950 labor. Replace plugs and wires
Check engine light was on intermittently. OnStar ran a diagnostic, said the timing chains may need to be replaced. Dealership replaced timing chains under powertrain warranty.
Transmission software update to eliminate hunting at 50-70KPH
Timing chain stretched, alerted by OnStar. Replaced on second visit. With first, dealer didn't understand problem. Cam sensor.
tranny downshifts abruptly to 1st gear when slamming on brakes and then accelerating at a speed over 35mph
Out Christmas shopping and Outlook began to overheat, pulled over and looked under hood to see water pump leaking large amounts of water. Had the vehicle towed to Saturn Dealer in Gainesville.
Engine timing chains replaced, gaskets replaced, water pump, and maintenance services performed per the service bulletin. Husband completed repairs, he is an ASE master certified mechanic.
When doors were locked using the factory keyfob while one of the doors was still opened, the factory remote start, as well as the key fob, wouldn't work. The dealer ran diagnostics, but found no errors. The problem self-resolved two days before taking i
After 3 days of -30* celcius overnight temps, check engine light came on and gas gauge quit accurately reading. Onstar indicated the problem was with the fuel tank sensor. The gas gauge would sometimes not function at all, other times normally, and ...
Follow-up on previous fuel-gauge problem during cold weather. Was informed there is now a TSB. Using a higher ethanol fuel is supposed to prevent the problem from occurring - may be a Canadian specific problem.
Check engine light came on. Timing chain needed to be replaced. Engine had to be dropped to replace it so a/c was recharged and oil replaced as part of the work. Replaced under special GM extended coverage. Water pump started leaking while vehicle in shop for timing chain replacement. Replaced under warranty - dealership wasn't clear what warranty was used.
Gas gauge drops from 3/8 +/- tank to empty tank reading overnight. Tank level will move higher only after about 20 minutes of driving.
At +/- 40 mph when gas pedal is depressed heavily (lead foot) the car on 4 occasions has not accelerated for several long seconds, neither accelerates or bogs down - just stays at speed then after several long seconds finally kicks in - I consider this ..
DTC codes PO171 & P0174 ended up being oil contaminated Mass Air Flow sensor
Timing chain. alignment, injector cleaning
check engine light came on. cause determined to be a sensor on fuel tank. not in stock, was ordered, Ordered previously, replaced.
Computer update. I did not receive TSB Engine overheated, required one gallon of water to top off. Water pump showed signs of leakage. Pump replaced, I payed for system flush, and coolant.
Replace Vent Valve, Gas Cap.Throttle Induction Decarb and Fuel Injector Service
check engine light on. had codes P2070 intake manifold tuning valve stuck open and P0433 evap system leak. called dealer and said it would not be covered under warranty. fed up with car-traded in over weekend.
hesitation when accelerating. replaced all 6 coils.